Home / 23,189,517.21-32,005,471.86-13,405,633.74

Finding the Fourth Proportional to 23,189,517.21, 32,005,471.86 and 13,405,633.74

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Solution

The fourth proportional to 23,189,517.21, 32,005,471.86 and 13,405,633.74 is: 18,502,051.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189,517.21 : 32,005,471.86 = 13,405,633.74 : x
  2. Step 2: Convert to fraction form
    23,189,517.21/32,005,471.86 = 13,405,633.74/x
  3. Step 3: Cross multiply
    23,189,517.21x = 32,005,471.86 × 13,405,633.74
  4. Step 4: Simplify right side
    23,189,517.21x = 429,053,633,431,036.56
  5. Step 5: Solve for x
    x = 429,053,633,431,036.56/23,189,517.21
  6. Step 6: Final answer
    x = 18,502,051.14

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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.