Home / 5,438,079.30-8,150,120.55-4,169,619.30

Finding the Fourth Proportional to 5,438,079.30, 8,150,120.55 and 4,169,619.30

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Solution

The fourth proportional to 5,438,079.30, 8,150,120.55 and 4,169,619.30 is: 6,249,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,438,079.30 : 8,150,120.55 = 4,169,619.30 : x
  2. Step 2: Convert to fraction form
    5,438,079.30/8,150,120.55 = 4,169,619.30/x
  3. Step 3: Cross multiply
    5,438,079.30x = 8,150,120.55 × 4,169,619.30
  4. Step 4: Simplify right side
    5,438,079.30x = 33,982,899,942,606.61
  5. Step 5: Solve for x
    x = 33,982,899,942,606.61/5,438,079.30
  6. Step 6: Final answer
    x = 6,249,062.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.