Home / 22,495,812.76-31,044,174.24-12,182,503.96

Finding the Fourth Proportional to 22,495,812.76, 31,044,174.24 and 12,182,503.96

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Solution

The fourth proportional to 22,495,812.76, 31,044,174.24 and 12,182,503.96 is: 16,811,829.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,495,812.76 : 31,044,174.24 = 12,182,503.96 : x
  2. Step 2: Convert to fraction form
    22,495,812.76/31,044,174.24 = 12,182,503.96/x
  3. Step 3: Cross multiply
    22,495,812.76x = 31,044,174.24 × 12,182,503.96
  4. Step 4: Simplify right side
    22,495,812.76x = 378,195,775,613,730
  5. Step 5: Solve for x
    x = 378,195,775,613,730/22,495,812.76
  6. Step 6: Final answer
    x = 16,811,829.81

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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.