Home / 10,502,057.30-15,721,593.15-6,240,031.70

Finding the Fourth Proportional to 10,502,057.30, 15,721,593.15 and 6,240,031.70

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Solution

The fourth proportional to 10,502,057.30, 15,721,593.15 and 6,240,031.70 is: 9,341,335.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,502,057.30 : 15,721,593.15 = 6,240,031.70 : x
  2. Step 2: Convert to fraction form
    10,502,057.30/15,721,593.15 = 6,240,031.70/x
  3. Step 3: Cross multiply
    10,502,057.30x = 15,721,593.15 × 6,240,031.70
  4. Step 4: Simplify right side
    10,502,057.30x = 98,103,239,630,502.86
  5. Step 5: Solve for x
    x = 98,103,239,630,502.86/10,502,057.30
  6. Step 6: Final answer
    x = 9,341,335.40

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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.