Home / 81,568,805.76-112,551,780.96-46,755,090

Finding the Fourth Proportional to 81,568,805.76, 112,551,780.96 and 46,755,090

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Solution

The fourth proportional to 81,568,805.76, 112,551,780.96 and 46,755,090 is: 64,514,474.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,568,805.76 : 112,551,780.96 = 46,755,090 : x
  2. Step 2: Convert to fraction form
    81,568,805.76/112,551,780.96 = 46,755,090/x
  3. Step 3: Cross multiply
    81,568,805.76x = 112,551,780.96 × 46,755,090
  4. Step 4: Simplify right side
    81,568,805.76x = 5,262,368,648,445,086
  5. Step 5: Solve for x
    x = 5,262,368,648,445,086/81,568,805.76
  6. Step 6: Final answer
    x = 64,514,474.61

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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.