Home / 52,572,473.26-78,530,869.90-38,952,221.69

Finding the Fourth Proportional to 52,572,473.26, 78,530,869.90 and 38,952,221.69

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Solution

The fourth proportional to 52,572,473.26, 78,530,869.90 and 38,952,221.69 is: 58,185,427.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572,473.26 : 78,530,869.90 = 38,952,221.69 : x
  2. Step 2: Convert to fraction form
    52,572,473.26/78,530,869.90 = 38,952,221.69/x
  3. Step 3: Cross multiply
    52,572,473.26x = 78,530,869.90 × 38,952,221.69
  4. Step 4: Simplify right side
    52,572,473.26x = 3,058,951,853,853,348
  5. Step 5: Solve for x
    x = 3,058,951,853,853,348/52,572,473.26
  6. Step 6: Final answer
    x = 58,185,427.93

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.