Home / 47,286,190.80-70,929,286.20-27,074,811.60

Finding the Fourth Proportional to 47,286,190.80, 70,929,286.20 and 27,074,811.60

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Solution

The fourth proportional to 47,286,190.80, 70,929,286.20 and 27,074,811.60 is: 40,612,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,286,190.80 : 70,929,286.20 = 27,074,811.60 : x
  2. Step 2: Convert to fraction form
    47,286,190.80/70,929,286.20 = 27,074,811.60/x
  3. Step 3: Cross multiply
    47,286,190.80x = 70,929,286.20 × 27,074,811.60
  4. Step 4: Simplify right side
    47,286,190.80x = 1,920,397,060,787,480
  5. Step 5: Solve for x
    x = 1,920,397,060,787,480/47,286,190.80
  6. Step 6: Final answer
    x = 40,612,217.40

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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.