Home / 19,174,553.28-28,729,092.96-10,545,876

Finding the Fourth Proportional to 19,174,553.28, 28,729,092.96 and 10,545,876

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Solution

The fourth proportional to 19,174,553.28, 28,729,092.96 and 10,545,876 is: 15,800,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,174,553.28 : 28,729,092.96 = 10,545,876 : x
  2. Step 2: Convert to fraction form
    19,174,553.28/28,729,092.96 = 10,545,876/x
  3. Step 3: Cross multiply
    19,174,553.28x = 28,729,092.96 × 10,545,876
  4. Step 4: Simplify right side
    19,174,553.28x = 302,973,451,948,633
  5. Step 5: Solve for x
    x = 302,973,451,948,633/19,174,553.28
  6. Step 6: Final answer
    x = 15,800,808.89

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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.