Home / 20,026,863.90-30,027,023.19-7,245,705.42

Finding the Fourth Proportional to 20,026,863.90, 30,027,023.19 and 7,245,705.42

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Solution

The fourth proportional to 20,026,863.90, 30,027,023.19 and 7,245,705.42 is: 10,863,756.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,026,863.90 : 30,027,023.19 = 7,245,705.42 : x
  2. Step 2: Convert to fraction form
    20,026,863.90/30,027,023.19 = 7,245,705.42/x
  3. Step 3: Cross multiply
    20,026,863.90x = 30,027,023.19 × 7,245,705.42
  4. Step 4: Simplify right side
    20,026,863.90x = 217,566,964,674,248.69
  5. Step 5: Solve for x
    x = 217,566,964,674,248.69/20,026,863.90
  6. Step 6: Final answer
    x = 10,863,756.09

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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.