Home / 21,732,519.96-32,599,768.95-15,371,168.76

Finding the Fourth Proportional to 21,732,519.96, 32,599,768.95 and 15,371,168.76

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Solution

The fourth proportional to 21,732,519.96, 32,599,768.95 and 15,371,168.76 is: 23,057,452.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,519.96 : 32,599,768.95 = 15,371,168.76 : x
  2. Step 2: Convert to fraction form
    21,732,519.96/32,599,768.95 = 15,371,168.76/x
  3. Step 3: Cross multiply
    21,732,519.96x = 32,599,768.95 × 15,371,168.76
  4. Step 4: Simplify right side
    21,732,519.96x = 501,096,550,067,458
  5. Step 5: Solve for x
    x = 501,096,550,067,458/21,732,519.96
  6. Step 6: Final answer
    x = 23,057,452.66

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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.