Home / 18,589,060.40-25,654,902.24-11,250,931.88

Finding the Fourth Proportional to 18,589,060.40, 25,654,902.24 and 11,250,931.88

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Solution

The fourth proportional to 18,589,060.40, 25,654,902.24 and 11,250,931.88 is: 15,527,495.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,589,060.40 : 25,654,902.24 = 11,250,931.88 : x
  2. Step 2: Convert to fraction form
    18,589,060.40/25,654,902.24 = 11,250,931.88/x
  3. Step 3: Cross multiply
    18,589,060.40x = 25,654,902.24 × 11,250,931.88
  4. Step 4: Simplify right side
    18,589,060.40x = 288,641,557,490,299.44
  5. Step 5: Solve for x
    x = 288,641,557,490,299.44/18,589,060.40
  6. Step 6: Final answer
    x = 15,527,495.81

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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.