Home / 40,613,590.44-60,920,593.02-13,687,479.72

Finding the Fourth Proportional to 40,613,590.44, 60,920,593.02 and 13,687,479.72

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Solution

The fourth proportional to 40,613,590.44, 60,920,593.02 and 13,687,479.72 is: 20,531,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,613,590.44 : 60,920,593.02 = 13,687,479.72 : x
  2. Step 2: Convert to fraction form
    40,613,590.44/60,920,593.02 = 13,687,479.72/x
  3. Step 3: Cross multiply
    40,613,590.44x = 60,920,593.02 × 13,687,479.72
  4. Step 4: Simplify right side
    40,613,590.44x = 833,849,381,491,623.62
  5. Step 5: Solve for x
    x = 833,849,381,491,623.62/40,613,590.44
  6. Step 6: Final answer
    x = 20,531,289.46

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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.