Home / 79,614,751.65-109,826,219.37-54,791,843.31

Finding the Fourth Proportional to 79,614,751.65, 109,826,219.37 and 54,791,843.31

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Solution

The fourth proportional to 79,614,751.65, 109,826,219.37 and 54,791,843.31 is: 75,583,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,614,751.65 : 109,826,219.37 = 54,791,843.31 : x
  2. Step 2: Convert to fraction form
    79,614,751.65/109,826,219.37 = 54,791,843.31/x
  3. Step 3: Cross multiply
    79,614,751.65x = 109,826,219.37 × 54,791,843.31
  4. Step 4: Simplify right side
    79,614,751.65x = 6,017,581,003,050,727
  5. Step 5: Solve for x
    x = 6,017,581,003,050,727/79,614,751.65
  6. Step 6: Final answer
    x = 75,583,743.95

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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.