Home / 13,608,527.40-20,412,791.10-12,264,834.60

Finding the Fourth Proportional to 13,608,527.40, 20,412,791.10 and 12,264,834.60

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Solution

The fourth proportional to 13,608,527.40, 20,412,791.10 and 12,264,834.60 is: 18,397,251.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,608,527.40 : 20,412,791.10 = 12,264,834.60 : x
  2. Step 2: Convert to fraction form
    13,608,527.40/20,412,791.10 = 12,264,834.60/x
  3. Step 3: Cross multiply
    13,608,527.40x = 20,412,791.10 × 12,264,834.60
  4. Step 4: Simplify right side
    13,608,527.40x = 250,359,506,565,852.06
  5. Step 5: Solve for x
    x = 250,359,506,565,852.06/13,608,527.40
  6. Step 6: Final answer
    x = 18,397,251.90

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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.