Home / 12,451,966.60-18,677,949.90-9,932,542.60

Finding the Fourth Proportional to 12,451,966.60, 18,677,949.90 and 9,932,542.60

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Solution

The fourth proportional to 12,451,966.60, 18,677,949.90 and 9,932,542.60 is: 14,898,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,451,966.60 : 18,677,949.90 = 9,932,542.60 : x
  2. Step 2: Convert to fraction form
    12,451,966.60/18,677,949.90 = 9,932,542.60/x
  3. Step 3: Cross multiply
    12,451,966.60x = 18,677,949.90 × 9,932,542.60
  4. Step 4: Simplify right side
    12,451,966.60x = 185,519,533,062,415.72
  5. Step 5: Solve for x
    x = 185,519,533,062,415.72/12,451,966.60
  6. Step 6: Final answer
    x = 14,898,813.90

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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.