Home / 10,754,145.31-16,131,203.25-4,993,728.97

Finding the Fourth Proportional to 10,754,145.31, 16,131,203.25 and 4,993,728.97

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Solution

The fourth proportional to 10,754,145.31, 16,131,203.25 and 4,993,728.97 is: 7,490,586.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,754,145.31 : 16,131,203.25 = 4,993,728.97 : x
  2. Step 2: Convert to fraction form
    10,754,145.31/16,131,203.25 = 4,993,728.97/x
  3. Step 3: Cross multiply
    10,754,145.31x = 16,131,203.25 × 4,993,728.97
  4. Step 4: Simplify right side
    10,754,145.31x = 80,554,856,990,483.14
  5. Step 5: Solve for x
    x = 80,554,856,990,483.14/10,754,145.31
  6. Step 6: Final answer
    x = 7,490,586.62

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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.