Home / 52,304,939.52-72,181,480.51-28,786,184.14

Finding the Fourth Proportional to 52,304,939.52, 72,181,480.51 and 28,786,184.14

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Solution

The fourth proportional to 52,304,939.52, 72,181,480.51 and 28,786,184.14 is: 39,725,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,304,939.52 : 72,181,480.51 = 28,786,184.14 : x
  2. Step 2: Convert to fraction form
    52,304,939.52/72,181,480.51 = 28,786,184.14/x
  3. Step 3: Cross multiply
    52,304,939.52x = 72,181,480.51 × 28,786,184.14
  4. Step 4: Simplify right side
    52,304,939.52x = 2,077,829,389,458,681.25
  5. Step 5: Solve for x
    x = 2,077,829,389,458,681.25/52,304,939.52
  6. Step 6: Final answer
    x = 39,725,299.53

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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.