Home / 6,326,070-8,729,964.12-3,425,451.90

Finding the Fourth Proportional to 6,326,070, 8,729,964.12 and 3,425,451.90

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Solution

The fourth proportional to 6,326,070, 8,729,964.12 and 3,425,451.90 is: 4,727,116.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,326,070 : 8,729,964.12 = 3,425,451.90 : x
  2. Step 2: Convert to fraction form
    6,326,070/8,729,964.12 = 3,425,451.90/x
  3. Step 3: Cross multiply
    6,326,070x = 8,729,964.12 × 3,425,451.90
  4. Step 4: Simplify right side
    6,326,070x = 29,904,072,181,785.82
  5. Step 5: Solve for x
    x = 29,904,072,181,785.82/6,326,070
  6. Step 6: Final answer
    x = 4,727,116.86

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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.