Home / 11,385,601.76-15,721,704.24-8,132,395.52

Finding the Fourth Proportional to 11,385,601.76, 15,721,704.24 and 8,132,395.52

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Solution

The fourth proportional to 11,385,601.76, 15,721,704.24 and 8,132,395.52 is: 11,229,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,385,601.76 : 15,721,704.24 = 8,132,395.52 : x
  2. Step 2: Convert to fraction form
    11,385,601.76/15,721,704.24 = 8,132,395.52/x
  3. Step 3: Cross multiply
    11,385,601.76x = 15,721,704.24 × 8,132,395.52
  4. Step 4: Simplify right side
    11,385,601.76x = 127,855,117,128,141
  5. Step 5: Solve for x
    x = 127,855,117,128,141/11,385,601.76
  6. Step 6: Final answer
    x = 11,229,544.11

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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.