Home / 6,127,288.30-9,190,932.45-1,639,564.30

Finding the Fourth Proportional to 6,127,288.30, 9,190,932.45 and 1,639,564.30

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Solution

The fourth proportional to 6,127,288.30, 9,190,932.45 and 1,639,564.30 is: 2,459,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,288.30 : 9,190,932.45 = 1,639,564.30 : x
  2. Step 2: Convert to fraction form
    6,127,288.30/9,190,932.45 = 1,639,564.30/x
  3. Step 3: Cross multiply
    6,127,288.30x = 9,190,932.45 × 1,639,564.30
  4. Step 4: Simplify right side
    6,127,288.30x = 15,069,124,728,731.54
  5. Step 5: Solve for x
    x = 15,069,124,728,731.54/6,127,288.30
  6. Step 6: Final answer
    x = 2,459,346.45

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Double scale
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Similar ratio
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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.