Home / 69,947,471.20-104,921,206.80-50,911,823.20

Finding the Fourth Proportional to 69,947,471.20, 104,921,206.80 and 50,911,823.20

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Solution

The fourth proportional to 69,947,471.20, 104,921,206.80 and 50,911,823.20 is: 76,367,734.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,947,471.20 : 104,921,206.80 = 50,911,823.20 : x
  2. Step 2: Convert to fraction form
    69,947,471.20/104,921,206.80 = 50,911,823.20/x
  3. Step 3: Cross multiply
    69,947,471.20x = 104,921,206.80 × 50,911,823.20
  4. Step 4: Simplify right side
    69,947,471.20x = 5,341,729,930,532,238
  5. Step 5: Solve for x
    x = 5,341,729,930,532,238/69,947,471.20
  6. Step 6: Final answer
    x = 76,367,734.80

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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.