Home / 29,144,720.40-43,729,522.20-13,990,851.60

Finding the Fourth Proportional to 29,144,720.40, 43,729,522.20 and 13,990,851.60

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Solution

The fourth proportional to 29,144,720.40, 43,729,522.20 and 13,990,851.60 is: 20,992,249.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,144,720.40 : 43,729,522.20 = 13,990,851.60 : x
  2. Step 2: Convert to fraction form
    29,144,720.40/43,729,522.20 = 13,990,851.60/x
  3. Step 3: Cross multiply
    29,144,720.40x = 43,729,522.20 × 13,990,851.60
  4. Step 4: Simplify right side
    29,144,720.40x = 611,813,255,639,105.50
  5. Step 5: Solve for x
    x = 611,813,255,639,105.50/29,144,720.40
  6. Step 6: Final answer
    x = 20,992,249.96

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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.