Home / 17,127,142.40-25,695,087.60-12,088,294.40

Finding the Fourth Proportional to 17,127,142.40, 25,695,087.60 and 12,088,294.40

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Solution

The fourth proportional to 17,127,142.40, 25,695,087.60 and 12,088,294.40 is: 18,135,528.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,127,142.40 : 25,695,087.60 = 12,088,294.40 : x
  2. Step 2: Convert to fraction form
    17,127,142.40/25,695,087.60 = 12,088,294.40/x
  3. Step 3: Cross multiply
    17,127,142.40x = 25,695,087.60 × 12,088,294.40
  4. Step 4: Simplify right side
    17,127,142.40x = 310,609,783,542,589.44
  5. Step 5: Solve for x
    x = 310,609,783,542,589.44/17,127,142.40
  6. Step 6: Final answer
    x = 18,135,528.76

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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.