Home / 16,789,252.10-25,181,060.90-4,659,947.78

Finding the Fourth Proportional to 16,789,252.10, 25,181,060.90 and 4,659,947.78

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Solution

The fourth proportional to 16,789,252.10, 25,181,060.90 and 4,659,947.78 is: 6,989,139.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,252.10 : 25,181,060.90 = 4,659,947.78 : x
  2. Step 2: Convert to fraction form
    16,789,252.10/25,181,060.90 = 4,659,947.78/x
  3. Step 3: Cross multiply
    16,789,252.10x = 25,181,060.90 × 4,659,947.78
  4. Step 4: Simplify right side
    16,789,252.10x = 117,342,428,838,999.80
  5. Step 5: Solve for x
    x = 117,342,428,838,999.80/16,789,252.10
  6. Step 6: Final answer
    x = 6,989,139.73

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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.