Home / 13,343,463.60-20,015,195.40-12,304,201.20

Finding the Fourth Proportional to 13,343,463.60, 20,015,195.40 and 12,304,201.20

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Solution

The fourth proportional to 13,343,463.60, 20,015,195.40 and 12,304,201.20 is: 18,456,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,343,463.60 : 20,015,195.40 = 12,304,201.20 : x
  2. Step 2: Convert to fraction form
    13,343,463.60/20,015,195.40 = 12,304,201.20/x
  3. Step 3: Cross multiply
    13,343,463.60x = 20,015,195.40 × 12,304,201.20
  4. Step 4: Simplify right side
    13,343,463.60x = 246,270,991,258,914.44
  5. Step 5: Solve for x
    x = 246,270,991,258,914.44/13,343,463.60
  6. Step 6: Final answer
    x = 18,456,301.80

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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.