Home / 44,489,425.60-66,734,138.40-18,931,268.80

Finding the Fourth Proportional to 44,489,425.60, 66,734,138.40 and 18,931,268.80

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Solution

The fourth proportional to 44,489,425.60, 66,734,138.40 and 18,931,268.80 is: 28,396,903.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,489,425.60 : 66,734,138.40 = 18,931,268.80 : x
  2. Step 2: Convert to fraction form
    44,489,425.60/66,734,138.40 = 18,931,268.80/x
  3. Step 3: Cross multiply
    44,489,425.60x = 66,734,138.40 × 18,931,268.80
  4. Step 4: Simplify right side
    44,489,425.60x = 1,263,361,912,186,802
  5. Step 5: Solve for x
    x = 1,263,361,912,186,802/44,489,425.60
  6. Step 6: Final answer
    x = 28,396,903.20

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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.