Home / 18,195,114.60-27,218,022.30-16,403,524.20

Finding the Fourth Proportional to 18,195,114.60, 27,218,022.30 and 16,403,524.20

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Solution

The fourth proportional to 18,195,114.60, 27,218,022.30 and 16,403,524.20 is: 24,537,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,114.60 : 27,218,022.30 = 16,403,524.20 : x
  2. Step 2: Convert to fraction form
    18,195,114.60/27,218,022.30 = 16,403,524.20/x
  3. Step 3: Cross multiply
    18,195,114.60x = 27,218,022.30 × 16,403,524.20
  4. Step 4: Simplify right side
    18,195,114.60x = 446,471,487,474,189.62
  5. Step 5: Solve for x
    x = 446,471,487,474,189.62/18,195,114.60
  6. Step 6: Final answer
    x = 24,537,987.11

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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.