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Finding the Fourth Proportional to 27,199,609.60, 40,799,414.40 and 9,248,713.60

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Solution

The fourth proportional to 27,199,609.60, 40,799,414.40 and 9,248,713.60 is: 13,873,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,199,609.60 : 40,799,414.40 = 9,248,713.60 : x
  2. Step 2: Convert to fraction form
    27,199,609.60/40,799,414.40 = 9,248,713.60/x
  3. Step 3: Cross multiply
    27,199,609.60x = 40,799,414.40 × 9,248,713.60
  4. Step 4: Simplify right side
    27,199,609.60x = 377,342,098,833,315.81
  5. Step 5: Solve for x
    x = 377,342,098,833,315.81/27,199,609.60
  6. Step 6: Final answer
    x = 13,873,070.40

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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.