Home / 52,304,932.14-72,181,470.33-28,786,176.77

Finding the Fourth Proportional to 52,304,932.14, 72,181,470.33 and 28,786,176.77

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Solution

The fourth proportional to 52,304,932.14, 72,181,470.33 and 28,786,176.77 is: 39,725,289.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304,932.14 : 72,181,470.33 = 28,786,176.77 : x
  2. Step 2: Convert to fraction form
    52,304,932.14/72,181,470.33 = 28,786,176.77/x
  3. Step 3: Cross multiply
    52,304,932.14x = 72,181,470.33 × 28,786,176.77
  4. Step 4: Simplify right side
    52,304,932.14x = 2,077,828,564,076,982.75
  5. Step 5: Solve for x
    x = 2,077,828,564,076,982.75/52,304,932.14
  6. Step 6: Final answer
    x = 39,725,289.36

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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.