Home / 5,515,215.10-8,272,822.65-4,098,039.10

Finding the Fourth Proportional to 5,515,215.10, 8,272,822.65 and 4,098,039.10

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Solution

The fourth proportional to 5,515,215.10, 8,272,822.65 and 4,098,039.10 is: 6,147,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515,215.10 : 8,272,822.65 = 4,098,039.10 : x
  2. Step 2: Convert to fraction form
    5,515,215.10/8,272,822.65 = 4,098,039.10/x
  3. Step 3: Cross multiply
    5,515,215.10x = 8,272,822.65 × 4,098,039.10
  4. Step 4: Simplify right side
    5,515,215.10x = 33,902,350,687,065.62
  5. Step 5: Solve for x
    x = 33,902,350,687,065.62/5,515,215.10
  6. Step 6: Final answer
    x = 6,147,058.65

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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.