Home / 12,474,233.80-18,709,601.10-3,955,431.40

Finding the Fourth Proportional to 12,474,233.80, 18,709,601.10 and 3,955,431.40

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Solution

The fourth proportional to 12,474,233.80, 18,709,601.10 and 3,955,431.40 is: 5,932,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,474,233.80 : 18,709,601.10 = 3,955,431.40 : x
  2. Step 2: Convert to fraction form
    12,474,233.80/18,709,601.10 = 3,955,431.40/x
  3. Step 3: Cross multiply
    12,474,233.80x = 18,709,601.10 × 3,955,431.40
  4. Step 4: Simplify right side
    12,474,233.80x = 74,004,543,672,414.55
  5. Step 5: Solve for x
    x = 74,004,543,672,414.55/12,474,233.80
  6. Step 6: Final answer
    x = 5,932,592.32

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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.