Home / 5,192,381.95-7,165,447.86-2,869,431.10

Finding the Fourth Proportional to 5,192,381.95, 7,165,447.86 and 2,869,431.10

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Solution

The fourth proportional to 5,192,381.95, 7,165,447.86 and 2,869,431.10 is: 3,959,793.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,381.95 : 7,165,447.86 = 2,869,431.10 : x
  2. Step 2: Convert to fraction form
    5,192,381.95/7,165,447.86 = 2,869,431.10/x
  3. Step 3: Cross multiply
    5,192,381.95x = 7,165,447.86 × 2,869,431.10
  4. Step 4: Simplify right side
    5,192,381.95x = 20,560,758,934,912.45
  5. Step 5: Solve for x
    x = 20,560,758,934,912.45/5,192,381.95
  6. Step 6: Final answer
    x = 3,959,793.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.