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Finding the Fourth Proportional to 24,668,446.65, 36,981,861.47 and 15,550,448.64

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Solution

The fourth proportional to 24,668,446.65, 36,981,861.47 and 15,550,448.64 is: 23,312,555.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,668,446.65 : 36,981,861.47 = 15,550,448.64 : x
  2. Step 2: Convert to fraction form
    24,668,446.65/36,981,861.47 = 15,550,448.64/x
  3. Step 3: Cross multiply
    24,668,446.65x = 36,981,861.47 × 15,550,448.64
  4. Step 4: Simplify right side
    24,668,446.65x = 575,084,537,323,077.75
  5. Step 5: Solve for x
    x = 575,084,537,323,077.75/24,668,446.65
  6. Step 6: Final answer
    x = 23,312,555.73

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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.