Home / 52,572,472.26-78,530,868.41-38,952,220.69

Finding the Fourth Proportional to 52,572,472.26, 78,530,868.41 and 38,952,220.69

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Solution

The fourth proportional to 52,572,472.26, 78,530,868.41 and 38,952,220.69 is: 58,185,426.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,572,472.26 : 78,530,868.41 = 38,952,220.69 : x
  2. Step 2: Convert to fraction form
    52,572,472.26/78,530,868.41 = 38,952,220.69/x
  3. Step 3: Cross multiply
    52,572,472.26x = 78,530,868.41 × 38,952,220.69
  4. Step 4: Simplify right side
    52,572,472.26x = 3,058,951,717,283,669
  5. Step 5: Solve for x
    x = 3,058,951,717,283,669/52,572,472.26
  6. Step 6: Final answer
    x = 58,185,426.44

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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.