Home / 8,293,494.48-12,478,188.60-4,930,218.96

Finding the Fourth Proportional to 8,293,494.48, 12,478,188.60 and 4,930,218.96

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Solution

The fourth proportional to 8,293,494.48, 12,478,188.60 and 4,930,218.96 is: 7,417,886.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293,494.48 : 12,478,188.60 = 4,930,218.96 : x
  2. Step 2: Convert to fraction form
    8,293,494.48/12,478,188.60 = 4,930,218.96/x
  3. Step 3: Cross multiply
    8,293,494.48x = 12,478,188.60 × 4,930,218.96
  4. Step 4: Simplify right side
    8,293,494.48x = 61,520,202,022,175.85
  5. Step 5: Solve for x
    x = 61,520,202,022,175.85/8,293,494.48
  6. Step 6: Final answer
    x = 7,417,886.65

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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.