Home / 13,962,919.20-20,944,378.80-9,658,247.10

Finding the Fourth Proportional to 13,962,919.20, 20,944,378.80 and 9,658,247.10

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Solution

The fourth proportional to 13,962,919.20, 20,944,378.80 and 9,658,247.10 is: 14,487,370.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,962,919.20 : 20,944,378.80 = 9,658,247.10 : x
  2. Step 2: Convert to fraction form
    13,962,919.20/20,944,378.80 = 9,658,247.10/x
  3. Step 3: Cross multiply
    13,962,919.20x = 20,944,378.80 × 9,658,247.10
  4. Step 4: Simplify right side
    13,962,919.20x = 202,285,985,806,401.47
  5. Step 5: Solve for x
    x = 202,285,985,806,401.47/13,962,919.20
  6. Step 6: Final answer
    x = 14,487,370.65

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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.