Home / 40,182,360.93-55,451,268.36-21,847,646.43

Finding the Fourth Proportional to 40,182,360.93, 55,451,268.36 and 21,847,646.43

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Solution

The fourth proportional to 40,182,360.93, 55,451,268.36 and 21,847,646.43 is: 30,149,540.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,182,360.93 : 55,451,268.36 = 21,847,646.43 : x
  2. Step 2: Convert to fraction form
    40,182,360.93/55,451,268.36 = 21,847,646.43/x
  3. Step 3: Cross multiply
    40,182,360.93x = 55,451,268.36 × 21,847,646.43
  4. Step 4: Simplify right side
    40,182,360.93x = 1,211,479,705,224,326
  5. Step 5: Solve for x
    x = 1,211,479,705,224,326/40,182,360.93
  6. Step 6: Final answer
    x = 30,149,540.18

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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.