Home / 6,406,251.12-8,840,627.24-3,505,642.61

Finding the Fourth Proportional to 6,406,251.12, 8,840,627.24 and 3,505,642.61

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Solution

The fourth proportional to 6,406,251.12, 8,840,627.24 and 3,505,642.61 is: 4,837,787.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,406,251.12 : 8,840,627.24 = 3,505,642.61 : x
  2. Step 2: Convert to fraction form
    6,406,251.12/8,840,627.24 = 3,505,642.61/x
  3. Step 3: Cross multiply
    6,406,251.12x = 8,840,627.24 × 3,505,642.61
  4. Step 4: Simplify right side
    6,406,251.12x = 30,992,079,489,939.34
  5. Step 5: Solve for x
    x = 30,992,079,489,939.34/6,406,251.12
  6. Step 6: Final answer
    x = 4,837,787.17

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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.