Home / 13,428,082.34-20,146,053.92-4,329,996.95

Finding the Fourth Proportional to 13,428,082.34, 20,146,053.92 and 4,329,996.95

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Solution

The fourth proportional to 13,428,082.34, 20,146,053.92 and 4,329,996.95 is: 6,496,262.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,428,082.34 : 20,146,053.92 = 4,329,996.95 : x
  2. Step 2: Convert to fraction form
    13,428,082.34/20,146,053.92 = 4,329,996.95/x
  3. Step 3: Cross multiply
    13,428,082.34x = 20,146,053.92 × 4,329,996.95
  4. Step 4: Simplify right side
    13,428,082.34x = 87,232,352,056,850.69
  5. Step 5: Solve for x
    x = 87,232,352,056,850.69/13,428,082.34
  6. Step 6: Final answer
    x = 6,496,262.82

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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.