Home / 43,151,042.80-64,726,564.20-11,238,338.80

Finding the Fourth Proportional to 43,151,042.80, 64,726,564.20 and 11,238,338.80

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Solution

The fourth proportional to 43,151,042.80, 64,726,564.20 and 11,238,338.80 is: 16,857,508.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,151,042.80 : 64,726,564.20 = 11,238,338.80 : x
  2. Step 2: Convert to fraction form
    43,151,042.80/64,726,564.20 = 11,238,338.80/x
  3. Step 3: Cross multiply
    43,151,042.80x = 64,726,564.20 × 11,238,338.80
  4. Step 4: Simplify right side
    43,151,042.80x = 727,419,057,839,551
  5. Step 5: Solve for x
    x = 727,419,057,839,551/43,151,042.80
  6. Step 6: Final answer
    x = 16,857,508.20

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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.