Home / 47,976,268.28-71,964,346.50-15,628,118.60

Finding the Fourth Proportional to 47,976,268.28, 71,964,346.50 and 15,628,118.60

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Solution

The fourth proportional to 47,976,268.28, 71,964,346.50 and 15,628,118.60 is: 23,442,159.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,976,268.28 : 71,964,346.50 = 15,628,118.60 : x
  2. Step 2: Convert to fraction form
    47,976,268.28/71,964,346.50 = 15,628,118.60/x
  3. Step 3: Cross multiply
    47,976,268.28x = 71,964,346.50 × 15,628,118.60
  4. Step 4: Simplify right side
    47,976,268.28x = 1,124,667,342,073,494.88
  5. Step 5: Solve for x
    x = 1,124,667,342,073,494.88/47,976,268.28
  6. Step 6: Final answer
    x = 23,442,159.68

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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.