Home / 8,916,238.02-12,304,200.24-5,245,390.92

Finding the Fourth Proportional to 8,916,238.02, 12,304,200.24 and 5,245,390.92

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Solution

The fourth proportional to 8,916,238.02, 12,304,200.24 and 5,245,390.92 is: 7,238,516.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,916,238.02 : 12,304,200.24 = 5,245,390.92 : x
  2. Step 2: Convert to fraction form
    8,916,238.02/12,304,200.24 = 5,245,390.92/x
  3. Step 3: Cross multiply
    8,916,238.02x = 12,304,200.24 × 5,245,390.92
  4. Step 4: Simplify right side
    8,916,238.02x = 64,540,340,216,757.82
  5. Step 5: Solve for x
    x = 64,540,340,216,757.82/8,916,238.02
  6. Step 6: Final answer
    x = 7,238,516.97

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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.