Home / 47,976,885.60-71,945,530.56-18,428,609.76

Finding the Fourth Proportional to 47,976,885.60, 71,945,530.56 and 18,428,609.76

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Solution

The fourth proportional to 47,976,885.60, 71,945,530.56 and 18,428,609.76 is: 27,635,310.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,976,885.60 : 71,945,530.56 = 18,428,609.76 : x
  2. Step 2: Convert to fraction form
    47,976,885.60/71,945,530.56 = 18,428,609.76/x
  3. Step 3: Cross multiply
    47,976,885.60x = 71,945,530.56 × 18,428,609.76
  4. Step 4: Simplify right side
    47,976,885.60x = 1,325,856,106,666,394.50
  5. Step 5: Solve for x
    x = 1,325,856,106,666,394.50/47,976,885.60
  6. Step 6: Final answer
    x = 27,635,310.01

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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.