Home / 15,016,558-20,739,957.24-10,179,263.92

Finding the Fourth Proportional to 15,016,558, 20,739,957.24 and 10,179,263.92

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Solution

The fourth proportional to 15,016,558, 20,739,957.24 and 10,179,263.92 is: 14,058,980.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,016,558 : 20,739,957.24 = 10,179,263.92 : x
  2. Step 2: Convert to fraction form
    15,016,558/20,739,957.24 = 10,179,263.92/x
  3. Step 3: Cross multiply
    15,016,558x = 20,739,957.24 × 10,179,263.92
  4. Step 4: Simplify right side
    15,016,558x = 211,117,498,435,474.75
  5. Step 5: Solve for x
    x = 211,117,498,435,474.75/15,016,558
  6. Step 6: Final answer
    x = 14,058,980.66

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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.