Home / 26,003,868.45-39,012,023.48-12,529,615.65

Finding the Fourth Proportional to 26,003,868.45, 39,012,023.48 and 12,529,615.65

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Solution

The fourth proportional to 26,003,868.45, 39,012,023.48 and 12,529,615.65 is: 18,797,420.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003,868.45 : 39,012,023.48 = 12,529,615.65 : x
  2. Step 2: Convert to fraction form
    26,003,868.45/39,012,023.48 = 12,529,615.65/x
  3. Step 3: Cross multiply
    26,003,868.45x = 39,012,023.48 × 12,529,615.65
  4. Step 4: Simplify right side
    26,003,868.45x = 488,805,659,870,527.44
  5. Step 5: Solve for x
    x = 488,805,659,870,527.44/26,003,868.45
  6. Step 6: Final answer
    x = 18,797,420.88

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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.