Home / 13,851,665.76-20,777,498.82-3,754,286.76

Finding the Fourth Proportional to 13,851,665.76, 20,777,498.82 and 3,754,286.76

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Solution

The fourth proportional to 13,851,665.76, 20,777,498.82 and 3,754,286.76 is: 5,631,430.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,665.76 : 20,777,498.82 = 3,754,286.76 : x
  2. Step 2: Convert to fraction form
    13,851,665.76/20,777,498.82 = 3,754,286.76/x
  3. Step 3: Cross multiply
    13,851,665.76x = 20,777,498.82 × 3,754,286.76
  4. Step 4: Simplify right side
    13,851,665.76x = 78,004,688,725,841.62
  5. Step 5: Solve for x
    x = 78,004,688,725,841.62/13,851,665.76
  6. Step 6: Final answer
    x = 5,631,430.19

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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.