Home / 43,983,515.20-65,975,272.80-20,048,987.20

Finding the Fourth Proportional to 43,983,515.20, 65,975,272.80 and 20,048,987.20

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Solution

The fourth proportional to 43,983,515.20, 65,975,272.80 and 20,048,987.20 is: 30,073,480.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,983,515.20 : 65,975,272.80 = 20,048,987.20 : x
  2. Step 2: Convert to fraction form
    43,983,515.20/65,975,272.80 = 20,048,987.20/x
  3. Step 3: Cross multiply
    43,983,515.20x = 65,975,272.80 × 20,048,987.20
  4. Step 4: Simplify right side
    43,983,515.20x = 1,322,737,399,883,708
  5. Step 5: Solve for x
    x = 1,322,737,399,883,708/43,983,515.20
  6. Step 6: Final answer
    x = 30,073,480.80

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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.