Home / 65,746,613.80-90,732,998.82-36,377,468.20

Finding the Fourth Proportional to 65,746,613.80, 90,732,998.82 and 36,377,468.20

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Solution

The fourth proportional to 65,746,613.80, 90,732,998.82 and 36,377,468.20 is: 50,202,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,746,613.80 : 90,732,998.82 = 36,377,468.20 : x
  2. Step 2: Convert to fraction form
    65,746,613.80/90,732,998.82 = 36,377,468.20/x
  3. Step 3: Cross multiply
    65,746,613.80x = 90,732,998.82 × 36,377,468.20
  4. Step 4: Simplify right side
    65,746,613.80x = 3,300,636,779,265,187.50
  5. Step 5: Solve for x
    x = 3,300,636,779,265,187.50/65,746,613.80
  6. Step 6: Final answer
    x = 50,202,384.40

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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.