Home / 81,639,042.58-112,661,884.92-44,969,613.58

Finding the Fourth Proportional to 81,639,042.58, 112,661,884.92 and 44,969,613.58

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Solution

The fourth proportional to 81,639,042.58, 112,661,884.92 and 44,969,613.58 is: 62,058,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,639,042.58 : 112,661,884.92 = 44,969,613.58 : x
  2. Step 2: Convert to fraction form
    81,639,042.58/112,661,884.92 = 44,969,613.58/x
  3. Step 3: Cross multiply
    81,639,042.58x = 112,661,884.92 × 44,969,613.58
  4. Step 4: Simplify right side
    81,639,042.58x = 5,066,361,430,046,829
  5. Step 5: Solve for x
    x = 5,066,361,430,046,829/81,639,042.58
  6. Step 6: Final answer
    x = 62,058,070.13

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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.