Home / 22,209,568.83-30,656,910.15-15,263,240.85

Finding the Fourth Proportional to 22,209,568.83, 30,656,910.15 and 15,263,240.85

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Solution

The fourth proportional to 22,209,568.83, 30,656,910.15 and 15,263,240.85 is: 21,068,567.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,209,568.83 : 30,656,910.15 = 15,263,240.85 : x
  2. Step 2: Convert to fraction form
    22,209,568.83/30,656,910.15 = 15,263,240.85/x
  3. Step 3: Cross multiply
    22,209,568.83x = 30,656,910.15 × 15,263,240.85
  4. Step 4: Simplify right side
    22,209,568.83x = 467,923,803,336,259.56
  5. Step 5: Solve for x
    x = 467,923,803,336,259.56/22,209,568.83
  6. Step 6: Final answer
    x = 21,068,567.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.