Home / 23,420,920.57-35,139,227.93-8,078,800.20

Finding the Fourth Proportional to 23,420,920.57, 35,139,227.93 and 8,078,800.20

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Solution

The fourth proportional to 23,420,920.57, 35,139,227.93 and 8,078,800.20 is: 12,120,907.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,420,920.57 : 35,139,227.93 = 8,078,800.20 : x
  2. Step 2: Convert to fraction form
    23,420,920.57/35,139,227.93 = 8,078,800.20/x
  3. Step 3: Cross multiply
    23,420,920.57x = 35,139,227.93 × 8,078,800.20
  4. Step 4: Simplify right side
    23,420,920.57x = 283,882,801,628,729.56
  5. Step 5: Solve for x
    x = 283,882,801,628,729.56/23,420,920.57
  6. Step 6: Final answer
    x = 12,120,907.07

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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.