Home / 40,730,641.76-56,207,890.45-22,145,781.64

Finding the Fourth Proportional to 40,730,641.76, 56,207,890.45 and 22,145,781.64

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Solution

The fourth proportional to 40,730,641.76, 56,207,890.45 and 22,145,781.64 is: 30,560,963.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,730,641.76 : 56,207,890.45 = 22,145,781.64 : x
  2. Step 2: Convert to fraction form
    40,730,641.76/56,207,890.45 = 22,145,781.64/x
  3. Step 3: Cross multiply
    40,730,641.76x = 56,207,890.45 × 22,145,781.64
  4. Step 4: Simplify right side
    40,730,641.76x = 1,244,767,668,350,741.50
  5. Step 5: Solve for x
    x = 1,244,767,668,350,741.50/40,730,641.76
  6. Step 6: Final answer
    x = 30,560,963.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.