Home / 6,112,906.30-9,169,359.45-3,278,554.30

Finding the Fourth Proportional to 6,112,906.30, 9,169,359.45 and 3,278,554.30

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Solution

The fourth proportional to 6,112,906.30, 9,169,359.45 and 3,278,554.30 is: 4,917,831.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112,906.30 : 9,169,359.45 = 3,278,554.30 : x
  2. Step 2: Convert to fraction form
    6,112,906.30/9,169,359.45 = 3,278,554.30/x
  3. Step 3: Cross multiply
    6,112,906.30x = 9,169,359.45 × 3,278,554.30
  4. Step 4: Simplify right side
    6,112,906.30x = 30,062,242,853,043.13
  5. Step 5: Solve for x
    x = 30,062,242,853,043.13/6,112,906.30
  6. Step 6: Final answer
    x = 4,917,831.45

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.