Home / 13,536,546.80-20,304,820.20-9,505,468.40

Finding the Fourth Proportional to 13,536,546.80, 20,304,820.20 and 9,505,468.40

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Solution

The fourth proportional to 13,536,546.80, 20,304,820.20 and 9,505,468.40 is: 14,258,202.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536,546.80 : 20,304,820.20 = 9,505,468.40 : x
  2. Step 2: Convert to fraction form
    13,536,546.80/20,304,820.20 = 9,505,468.40/x
  3. Step 3: Cross multiply
    13,536,546.80x = 20,304,820.20 × 9,505,468.40
  4. Step 4: Simplify right side
    13,536,546.80x = 193,006,826,778,781.69
  5. Step 5: Solve for x
    x = 193,006,826,778,781.69/13,536,546.80
  6. Step 6: Final answer
    x = 14,258,202.60

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1.5x scale

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.