Home / 22,495,829-31,044,196.68-12,182,520.20

Finding the Fourth Proportional to 22,495,829, 31,044,196.68 and 12,182,520.20

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Solution

The fourth proportional to 22,495,829, 31,044,196.68 and 12,182,520.20 is: 16,811,852.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,495,829 : 31,044,196.68 = 12,182,520.20 : x
  2. Step 2: Convert to fraction form
    22,495,829/31,044,196.68 = 12,182,520.20/x
  3. Step 3: Cross multiply
    22,495,829x = 31,044,196.68 × 12,182,520.20
  4. Step 4: Simplify right side
    22,495,829x = 378,196,553,146,872.94
  5. Step 5: Solve for x
    x = 378,196,553,146,872.94/22,495,829
  6. Step 6: Final answer
    x = 16,811,852.24

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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.