Home / 18,149,835.60-27,191,575.80-14,765,720.40

Finding the Fourth Proportional to 18,149,835.60, 27,191,575.80 and 14,765,720.40

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Solution

The fourth proportional to 18,149,835.60, 27,191,575.80 and 14,765,720.40 is: 22,121,589.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149,835.60 : 27,191,575.80 = 14,765,720.40 : x
  2. Step 2: Convert to fraction form
    18,149,835.60/27,191,575.80 = 14,765,720.40/x
  3. Step 3: Cross multiply
    18,149,835.60x = 27,191,575.80 × 14,765,720.40
  4. Step 4: Simplify right side
    18,149,835.60x = 401,503,205,498,206.31
  5. Step 5: Solve for x
    x = 401,503,205,498,206.31/18,149,835.60
  6. Step 6: Final answer
    x = 22,121,589.11

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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.