Home / 22,531,877.28-31,093,998.93-12,218,597.64

Finding the Fourth Proportional to 22,531,877.28, 31,093,998.93 and 12,218,597.64

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Solution

The fourth proportional to 22,531,877.28, 31,093,998.93 and 12,218,597.64 is: 16,861,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531,877.28 : 31,093,998.93 = 12,218,597.64 : x
  2. Step 2: Convert to fraction form
    22,531,877.28/31,093,998.93 = 12,218,597.64/x
  3. Step 3: Cross multiply
    22,531,877.28x = 31,093,998.93 × 12,218,597.64
  4. Step 4: Simplify right side
    22,531,877.28x = 379,925,061,944,260.56
  5. Step 5: Solve for x
    x = 379,925,061,944,260.56/22,531,877.28
  6. Step 6: Final answer
    x = 16,861,669.24

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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.