Home / 18,498,098.56-25,528,886.72-10,660,049.28

Finding the Fourth Proportional to 18,498,098.56, 25,528,886.72 and 10,660,049.28

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Solution

The fourth proportional to 18,498,098.56, 25,528,886.72 and 10,660,049.28 is: 14,711,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498,098.56 : 25,528,886.72 = 10,660,049.28 : x
  2. Step 2: Convert to fraction form
    18,498,098.56/25,528,886.72 = 10,660,049.28/x
  3. Step 3: Cross multiply
    18,498,098.56x = 25,528,886.72 × 10,660,049.28
  4. Step 4: Simplify right side
    18,498,098.56x = 272,139,190,498,737.53
  5. Step 5: Solve for x
    x = 272,139,190,498,737.53/18,498,098.56
  6. Step 6: Final answer
    x = 14,711,738.59

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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.