Home / 12,446,966.28-18,659,800.14-4,776,115.92

Finding the Fourth Proportional to 12,446,966.28, 18,659,800.14 and 4,776,115.92

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Solution

The fourth proportional to 12,446,966.28, 18,659,800.14 and 4,776,115.92 is: 7,160,087.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,966.28 : 18,659,800.14 = 4,776,115.92 : x
  2. Step 2: Convert to fraction form
    12,446,966.28/18,659,800.14 = 4,776,115.92/x
  3. Step 3: Cross multiply
    12,446,966.28x = 18,659,800.14 × 4,776,115.92
  4. Step 4: Simplify right side
    12,446,966.28x = 89,121,368,512,672.23
  5. Step 5: Solve for x
    x = 89,121,368,512,672.23/12,446,966.28
  6. Step 6: Final answer
    x = 7,160,087.57

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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.