Home / 12,469,193.93-18,704,851.52-4,381,471.13

Finding the Fourth Proportional to 12,469,193.93, 18,704,851.52 and 4,381,471.13

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Solution

The fourth proportional to 12,469,193.93, 18,704,851.52 and 4,381,471.13 is: 6,572,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,469,193.93 : 18,704,851.52 = 4,381,471.13 : x
  2. Step 2: Convert to fraction form
    12,469,193.93/18,704,851.52 = 4,381,471.13/x
  3. Step 3: Cross multiply
    12,469,193.93x = 18,704,851.52 × 4,381,471.13
  4. Step 4: Simplify right side
    12,469,193.93x = 81,954,766,925,816.61
  5. Step 5: Solve for x
    x = 81,954,766,925,816.61/12,469,193.93
  6. Step 6: Final answer
    x = 6,572,579.38

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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.