Home / 22,532,112.56-31,094,331.72-12,218,833.04

Finding the Fourth Proportional to 22,532,112.56, 31,094,331.72 and 12,218,833.04

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Solution

The fourth proportional to 22,532,112.56, 31,094,331.72 and 12,218,833.04 is: 16,861,998.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,532,112.56 : 31,094,331.72 = 12,218,833.04 : x
  2. Step 2: Convert to fraction form
    22,532,112.56/31,094,331.72 = 12,218,833.04/x
  3. Step 3: Cross multiply
    22,532,112.56x = 31,094,331.72 × 12,218,833.04
  4. Step 4: Simplify right side
    22,532,112.56x = 379,936,447,777,056
  5. Step 5: Solve for x
    x = 379,936,447,777,056/22,532,112.56
  6. Step 6: Final answer
    x = 16,861,998.48

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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.