Home / 29,143,902.70-43,715,854.05-8,946,520.30

Finding the Fourth Proportional to 29,143,902.70, 43,715,854.05 and 8,946,520.30

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Solution

The fourth proportional to 29,143,902.70, 43,715,854.05 and 8,946,520.30 is: 13,419,780.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,143,902.70 : 43,715,854.05 = 8,946,520.30 : x
  2. Step 2: Convert to fraction form
    29,143,902.70/43,715,854.05 = 8,946,520.30/x
  3. Step 3: Cross multiply
    29,143,902.70x = 43,715,854.05 × 8,946,520.30
  4. Step 4: Simplify right side
    29,143,902.70x = 391,104,775,690,162.25
  5. Step 5: Solve for x
    x = 391,104,775,690,162.25/29,143,902.70
  6. Step 6: Final answer
    x = 13,419,780.45

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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.