Home / 9,486,045.92-13,081,900.32-8,781,481.76

Finding the Fourth Proportional to 9,486,045.92, 13,081,900.32 and 8,781,481.76

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Solution

The fourth proportional to 9,486,045.92, 13,081,900.32 and 8,781,481.76 is: 12,110,258.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,045.92 : 13,081,900.32 = 8,781,481.76 : x
  2. Step 2: Convert to fraction form
    9,486,045.92/13,081,900.32 = 8,781,481.76/x
  3. Step 3: Cross multiply
    9,486,045.92x = 13,081,900.32 × 8,781,481.76
  4. Step 4: Simplify right side
    9,486,045.92x = 114,878,469,046,218.16
  5. Step 5: Solve for x
    x = 114,878,469,046,218.16/9,486,045.92
  6. Step 6: Final answer
    x = 12,110,258.59

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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.