Home / 8,079,165.60-12,102,418.80-5,037,194.40

Finding the Fourth Proportional to 8,079,165.60, 12,102,418.80 and 5,037,194.40

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Solution

The fourth proportional to 8,079,165.60, 12,102,418.80 and 5,037,194.40 is: 7,545,610.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,079,165.60 : 12,102,418.80 = 5,037,194.40 : x
  2. Step 2: Convert to fraction form
    8,079,165.60/12,102,418.80 = 5,037,194.40/x
  3. Step 3: Cross multiply
    8,079,165.60x = 12,102,418.80 × 5,037,194.40
  4. Step 4: Simplify right side
    8,079,165.60x = 60,962,236,205,814.73
  5. Step 5: Solve for x
    x = 60,962,236,205,814.73/8,079,165.60
  6. Step 6: Final answer
    x = 7,545,610.43

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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.