Home / 8,187,648.52-12,275,407.50-3,923,756.68

Finding the Fourth Proportional to 8,187,648.52, 12,275,407.50 and 3,923,756.68

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Solution

The fourth proportional to 8,187,648.52, 12,275,407.50 and 3,923,756.68 is: 5,882,728.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187,648.52 : 12,275,407.50 = 3,923,756.68 : x
  2. Step 2: Convert to fraction form
    8,187,648.52/12,275,407.50 = 3,923,756.68/x
  3. Step 3: Cross multiply
    8,187,648.52x = 12,275,407.50 × 3,923,756.68
  4. Step 4: Simplify right side
    8,187,648.52x = 48,165,712,177,847.10
  5. Step 5: Solve for x
    x = 48,165,712,177,847.10/8,187,648.52
  6. Step 6: Final answer
    x = 5,882,728.36

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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.