Home / 26,123,781.15-39,148,458.10-19,246,267.58

Finding the Fourth Proportional to 26,123,781.15, 39,148,458.10 and 19,246,267.58

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Solution

The fourth proportional to 26,123,781.15, 39,148,458.10 and 19,246,267.58 is: 28,841,984.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,123,781.15 : 39,148,458.10 = 19,246,267.58 : x
  2. Step 2: Convert to fraction form
    26,123,781.15/39,148,458.10 = 19,246,267.58/x
  3. Step 3: Cross multiply
    26,123,781.15x = 39,148,458.10 × 19,246,267.58
  4. Step 4: Simplify right side
    26,123,781.15x = 753,461,699,693,160.38
  5. Step 5: Solve for x
    x = 753,461,699,693,160.38/26,123,781.15
  6. Step 6: Final answer
    x = 28,841,984.83

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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.