Home / 20,027,559.40-30,053,673.76-7,894,958.20

Finding the Fourth Proportional to 20,027,559.40, 30,053,673.76 and 7,894,958.20

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Solution

The fourth proportional to 20,027,559.40, 30,053,673.76 and 7,894,958.20 is: 11,847,299.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,027,559.40 : 30,053,673.76 = 7,894,958.20 : x
  2. Step 2: Convert to fraction form
    20,027,559.40/30,053,673.76 = 7,894,958.20/x
  3. Step 3: Cross multiply
    20,027,559.40x = 30,053,673.76 × 7,894,958.20
  4. Step 4: Simplify right side
    20,027,559.40x = 237,272,498,091,636.84
  5. Step 5: Solve for x
    x = 237,272,498,091,636.84/20,027,559.40
  6. Step 6: Final answer
    x = 11,847,299.68

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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.