Home / 6,117,731.20-8,442,685.74-3,364,631.56

Finding the Fourth Proportional to 6,117,731.20, 8,442,685.74 and 3,364,631.56

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Solution

The fourth proportional to 6,117,731.20, 8,442,685.74 and 3,364,631.56 is: 4,643,310.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117,731.20 : 8,442,685.74 = 3,364,631.56 : x
  2. Step 2: Convert to fraction form
    6,117,731.20/8,442,685.74 = 3,364,631.56/x
  3. Step 3: Cross multiply
    6,117,731.20x = 8,442,685.74 × 3,364,631.56
  4. Step 4: Simplify right side
    6,117,731.20x = 28,406,526,891,965.96
  5. Step 5: Solve for x
    x = 28,406,526,891,965.96/6,117,731.20
  6. Step 6: Final answer
    x = 4,643,310.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.