Home / 8,613,047.61-12,921,463.15-2,547,306.43

Finding the Fourth Proportional to 8,613,047.61, 12,921,463.15 and 2,547,306.43

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Solution

The fourth proportional to 8,613,047.61, 12,921,463.15 and 2,547,306.43 is: 3,821,519.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,613,047.61 : 12,921,463.15 = 2,547,306.43 : x
  2. Step 2: Convert to fraction form
    8,613,047.61/12,921,463.15 = 2,547,306.43/x
  3. Step 3: Cross multiply
    8,613,047.61x = 12,921,463.15 × 2,547,306.43
  4. Step 4: Simplify right side
    8,613,047.61x = 32,914,926,128,331.14
  5. Step 5: Solve for x
    x = 32,914,926,128,331.14/8,613,047.61
  6. Step 6: Final answer
    x = 3,821,519.12

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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.