Home / 40,300,297.81-55,613,793.81-22,659,215.86

Finding the Fourth Proportional to 40,300,297.81, 55,613,793.81 and 22,659,215.86

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Solution

The fourth proportional to 40,300,297.81, 55,613,793.81 and 22,659,215.86 is: 31,269,370.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,300,297.81 : 55,613,793.81 = 22,659,215.86 : x
  2. Step 2: Convert to fraction form
    40,300,297.81/55,613,793.81 = 22,659,215.86/x
  3. Step 3: Cross multiply
    40,300,297.81x = 55,613,793.81 × 22,659,215.86
  4. Step 4: Simplify right side
    40,300,297.81x = 1,260,164,958,734,321.75
  5. Step 5: Solve for x
    x = 1,260,164,958,734,321.75/40,300,297.81
  6. Step 6: Final answer
    x = 31,269,370.88

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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.