Home / 34,520,489.28-47,639,418.48-18,840,369.60

Finding the Fourth Proportional to 34,520,489.28, 47,639,418.48 and 18,840,369.60

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Solution

The fourth proportional to 34,520,489.28, 47,639,418.48 and 18,840,369.60 is: 26,000,334.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,520,489.28 : 47,639,418.48 = 18,840,369.60 : x
  2. Step 2: Convert to fraction form
    34,520,489.28/47,639,418.48 = 18,840,369.60/x
  3. Step 3: Cross multiply
    34,520,489.28x = 47,639,418.48 × 18,840,369.60
  4. Step 4: Simplify right side
    34,520,489.28x = 897,544,251,692,270.25
  5. Step 5: Solve for x
    x = 897,544,251,692,270.25/34,520,489.28
  6. Step 6: Final answer
    x = 26,000,334.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.