Home / 6,193,420.70-9,290,131.05-4,917,962.30

Finding the Fourth Proportional to 6,193,420.70, 9,290,131.05 and 4,917,962.30

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Solution

The fourth proportional to 6,193,420.70, 9,290,131.05 and 4,917,962.30 is: 7,376,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,193,420.70 : 9,290,131.05 = 4,917,962.30 : x
  2. Step 2: Convert to fraction form
    6,193,420.70/9,290,131.05 = 4,917,962.30/x
  3. Step 3: Cross multiply
    6,193,420.70x = 9,290,131.05 × 4,917,962.30
  4. Step 4: Simplify right side
    6,193,420.70x = 45,688,514,265,959.41
  5. Step 5: Solve for x
    x = 45,688,514,265,959.41/6,193,420.70
  6. Step 6: Final answer
    x = 7,376,943.45

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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.