Home / 12,951,377.12-19,423,679.04-3,851,023.76

Finding the Fourth Proportional to 12,951,377.12, 19,423,679.04 and 3,851,023.76

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Solution

The fourth proportional to 12,951,377.12, 19,423,679.04 and 3,851,023.76 is: 5,775,528.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,377.12 : 19,423,679.04 = 3,851,023.76 : x
  2. Step 2: Convert to fraction form
    12,951,377.12/19,423,679.04 = 3,851,023.76/x
  3. Step 3: Cross multiply
    12,951,377.12x = 19,423,679.04 × 3,851,023.76
  4. Step 4: Simplify right side
    12,951,377.12x = 74,801,049,489,653.98
  5. Step 5: Solve for x
    x = 74,801,049,489,653.98/12,951,377.12
  6. Step 6: Final answer
    x = 5,775,528.64

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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.