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Finding the Fourth Proportional to 22,971,909.90, 31,701,448.24 and 12,659,002.04

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Solution

The fourth proportional to 22,971,909.90, 31,701,448.24 and 12,659,002.04 is: 17,469,539.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971,909.90 : 31,701,448.24 = 12,659,002.04 : x
  2. Step 2: Convert to fraction form
    22,971,909.90/31,701,448.24 = 12,659,002.04/x
  3. Step 3: Cross multiply
    22,971,909.90x = 31,701,448.24 × 12,659,002.04
  4. Step 4: Simplify right side
    22,971,909.90x = 401,308,697,941,114.38
  5. Step 5: Solve for x
    x = 401,308,697,941,114.38/22,971,909.90
  6. Step 6: Final answer
    x = 17,469,539.96

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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.