Home / 9,195,504.92-12,690,190.44-5,121,123.92

Finding the Fourth Proportional to 9,195,504.92, 12,690,190.44 and 5,121,123.92

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Solution

The fourth proportional to 9,195,504.92, 12,690,190.44 and 5,121,123.92 is: 7,067,370.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,195,504.92 : 12,690,190.44 = 5,121,123.92 : x
  2. Step 2: Convert to fraction form
    9,195,504.92/12,690,190.44 = 5,121,123.92/x
  3. Step 3: Cross multiply
    9,195,504.92x = 12,690,190.44 × 5,121,123.92
  4. Step 4: Simplify right side
    9,195,504.92x = 64,988,037,811,639.32
  5. Step 5: Solve for x
    x = 64,988,037,811,639.32/9,195,504.92
  6. Step 6: Final answer
    x = 7,067,370.24

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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.