Home / 12,731,092.76-19,096,452.03-3,146,472.11

Finding the Fourth Proportional to 12,731,092.76, 19,096,452.03 and 3,146,472.11

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Solution

The fourth proportional to 12,731,092.76, 19,096,452.03 and 3,146,472.11 is: 4,719,661.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,731,092.76 : 19,096,452.03 = 3,146,472.11 : x
  2. Step 2: Convert to fraction form
    12,731,092.76/19,096,452.03 = 3,146,472.11/x
  3. Step 3: Cross multiply
    12,731,092.76x = 19,096,452.03 × 3,146,472.11
  4. Step 4: Simplify right side
    12,731,092.76x = 60,086,453,712,347.88
  5. Step 5: Solve for x
    x = 60,086,453,712,347.88/12,731,092.76
  6. Step 6: Final answer
    x = 4,719,661.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.