Home / 8,180,898.12-11,310,046.74-6,140,164.68

Finding the Fourth Proportional to 8,180,898.12, 11,310,046.74 and 6,140,164.68

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Solution

The fourth proportional to 8,180,898.12, 11,310,046.74 and 6,140,164.68 is: 8,488,743.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,898.12 : 11,310,046.74 = 6,140,164.68 : x
  2. Step 2: Convert to fraction form
    8,180,898.12/11,310,046.74 = 6,140,164.68/x
  3. Step 3: Cross multiply
    8,180,898.12x = 11,310,046.74 × 6,140,164.68
  4. Step 4: Simplify right side
    8,180,898.12x = 69,445,549,522,097.14
  5. Step 5: Solve for x
    x = 69,445,549,522,097.14/8,180,898.12
  6. Step 6: Final answer
    x = 8,488,743.96

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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.