Home / 6,291,394.56-8,679,386.88-3,998,327.04

Finding the Fourth Proportional to 6,291,394.56, 8,679,386.88 and 3,998,327.04

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Solution

The fourth proportional to 6,291,394.56, 8,679,386.88 and 3,998,327.04 is: 5,515,951.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,291,394.56 : 8,679,386.88 = 3,998,327.04 : x
  2. Step 2: Convert to fraction form
    6,291,394.56/8,679,386.88 = 3,998,327.04/x
  3. Step 3: Cross multiply
    6,291,394.56x = 8,679,386.88 × 3,998,327.04
  4. Step 4: Simplify right side
    6,291,394.56x = 34,703,027,252,925.24
  5. Step 5: Solve for x
    x = 34,703,027,252,925.24/6,291,394.56
  6. Step 6: Final answer
    x = 5,515,951.50

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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.