Home / 52,304,930.27-72,181,467.75-28,786,174.89

Finding the Fourth Proportional to 52,304,930.27, 72,181,467.75 and 28,786,174.89

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Solution

The fourth proportional to 52,304,930.27, 72,181,467.75 and 28,786,174.89 is: 39,725,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304,930.27 : 72,181,467.75 = 28,786,174.89 : x
  2. Step 2: Convert to fraction form
    52,304,930.27/72,181,467.75 = 28,786,174.89/x
  3. Step 3: Cross multiply
    52,304,930.27x = 72,181,467.75 × 28,786,174.89
  4. Step 4: Simplify right side
    52,304,930.27x = 2,077,828,354,468,394.75
  5. Step 5: Solve for x
    x = 2,077,828,354,468,394.75/52,304,930.27
  6. Step 6: Final answer
    x = 39,725,286.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.