Home / 22,531,910.10-31,094,044.22-12,218,630.46

Finding the Fourth Proportional to 22,531,910.10, 31,094,044.22 and 12,218,630.46

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Solution

The fourth proportional to 22,531,910.10, 31,094,044.22 and 12,218,630.46 is: 16,861,714.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,531,910.10 : 31,094,044.22 = 12,218,630.46 : x
  2. Step 2: Convert to fraction form
    22,531,910.10/31,094,044.22 = 12,218,630.46/x
  3. Step 3: Cross multiply
    22,531,910.10x = 31,094,044.22 × 12,218,630.46
  4. Step 4: Simplify right side
    22,531,910.10x = 379,926,635,831,078.94
  5. Step 5: Solve for x
    x = 379,926,635,831,078.94/22,531,910.10
  6. Step 6: Final answer
    x = 16,861,714.53

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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.