Home / 76,843,559.93-115,080,613.72-43,954,447.91

Finding the Fourth Proportional to 76,843,559.93, 115,080,613.72 and 43,954,447.91

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Solution

The fourth proportional to 76,843,559.93, 115,080,613.72 and 43,954,447.91 is: 65,826,008.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,843,559.93 : 115,080,613.72 = 43,954,447.91 : x
  2. Step 2: Convert to fraction form
    76,843,559.93/115,080,613.72 = 43,954,447.91/x
  3. Step 3: Cross multiply
    76,843,559.93x = 115,080,613.72 × 43,954,447.91
  4. Step 4: Simplify right side
    76,843,559.93x = 5,058,304,840,521,282
  5. Step 5: Solve for x
    x = 5,058,304,840,521,282/76,843,559.93
  6. Step 6: Final answer
    x = 65,826,008.65

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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.