Home / 47,729,641.88-71,593,753.92-13,185,279.77

Finding the Fourth Proportional to 47,729,641.88, 71,593,753.92 and 13,185,279.77

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Solution

The fourth proportional to 47,729,641.88, 71,593,753.92 and 13,185,279.77 is: 19,777,723.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,729,641.88 : 71,593,753.92 = 13,185,279.77 : x
  2. Step 2: Convert to fraction form
    47,729,641.88/71,593,753.92 = 13,185,279.77/x
  3. Step 3: Cross multiply
    47,729,641.88x = 71,593,753.92 × 13,185,279.77
  4. Step 4: Simplify right side
    47,729,641.88x = 943,983,675,219,734.25
  5. Step 5: Solve for x
    x = 943,983,675,219,734.25/47,729,641.88
  6. Step 6: Final answer
    x = 19,777,723.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.