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Finding the Fourth Proportional to 29,843,677.80, 44,765,516.70 and 20,773,751.40

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Solution

The fourth proportional to 29,843,677.80, 44,765,516.70 and 20,773,751.40 is: 31,160,627.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,843,677.80 : 44,765,516.70 = 20,773,751.40 : x
  2. Step 2: Convert to fraction form
    29,843,677.80/44,765,516.70 = 20,773,751.40/x
  3. Step 3: Cross multiply
    29,843,677.80x = 44,765,516.70 × 20,773,751.40
  4. Step 4: Simplify right side
    29,843,677.80x = 929,947,715,218,348.38
  5. Step 5: Solve for x
    x = 929,947,715,218,348.38/29,843,677.80
  6. Step 6: Final answer
    x = 31,160,627.10

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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.