Home / 12,096,723.10-18,145,084.65-10,454,431.90

Finding the Fourth Proportional to 12,096,723.10, 18,145,084.65 and 10,454,431.90

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Solution

The fourth proportional to 12,096,723.10, 18,145,084.65 and 10,454,431.90 is: 15,681,647.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,723.10 : 18,145,084.65 = 10,454,431.90 : x
  2. Step 2: Convert to fraction form
    12,096,723.10/18,145,084.65 = 10,454,431.90/x
  3. Step 3: Cross multiply
    12,096,723.10x = 18,145,084.65 × 10,454,431.90
  4. Step 4: Simplify right side
    12,096,723.10x = 189,696,551,793,160.31
  5. Step 5: Solve for x
    x = 189,696,551,793,160.31/12,096,723.10
  6. Step 6: Final answer
    x = 15,681,647.85

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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.