Home / 8,087,154.94-12,121,747.02-6,161,718.43

Finding the Fourth Proportional to 8,087,154.94, 12,121,747.02 and 6,161,718.43

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Solution

The fourth proportional to 8,087,154.94, 12,121,747.02 and 6,161,718.43 is: 9,235,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,154.94 : 12,121,747.02 = 6,161,718.43 : x
  2. Step 2: Convert to fraction form
    8,087,154.94/12,121,747.02 = 6,161,718.43/x
  3. Step 3: Cross multiply
    8,087,154.94x = 12,121,747.02 × 6,161,718.43
  4. Step 4: Simplify right side
    8,087,154.94x = 74,690,791,965,672.94
  5. Step 5: Solve for x
    x = 74,690,791,965,672.94/8,087,154.94
  6. Step 6: Final answer
    x = 9,235,731.55

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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.