Home / 43,141,115.10-64,711,672.65-12,435,635.10

Finding the Fourth Proportional to 43,141,115.10, 64,711,672.65 and 12,435,635.10

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Solution

The fourth proportional to 43,141,115.10, 64,711,672.65 and 12,435,635.10 is: 18,653,452.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,141,115.10 : 64,711,672.65 = 12,435,635.10 : x
  2. Step 2: Convert to fraction form
    43,141,115.10/64,711,672.65 = 12,435,635.10/x
  3. Step 3: Cross multiply
    43,141,115.10x = 64,711,672.65 × 12,435,635.10
  4. Step 4: Simplify right side
    43,141,115.10x = 804,730,747,786,050
  5. Step 5: Solve for x
    x = 804,730,747,786,050/43,141,115.10
  6. Step 6: Final answer
    x = 18,653,452.65

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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.