Home / 65,372,849.92-90,218,613.00-36,004,175.04

Finding the Fourth Proportional to 65,372,849.92, 90,218,613.00 and 36,004,175.04

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Solution

The fourth proportional to 65,372,849.92, 90,218,613.00 and 36,004,175.04 is: 49,688,008.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,372,849.92 : 90,218,613.00 = 36,004,175.04 : x
  2. Step 2: Convert to fraction form
    65,372,849.92/90,218,613.00 = 36,004,175.04/x
  3. Step 3: Cross multiply
    65,372,849.92x = 90,218,613.00 × 36,004,175.04
  4. Step 4: Simplify right side
    65,372,849.92x = 3,248,246,734,132,117.50
  5. Step 5: Solve for x
    x = 3,248,246,734,132,117.50/65,372,849.92
  6. Step 6: Final answer
    x = 49,688,008.68

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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.