Home / 8,474,922.60-12,707,718.30-2,792,221.80

Finding the Fourth Proportional to 8,474,922.60, 12,707,718.30 and 2,792,221.80

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Solution

The fourth proportional to 8,474,922.60, 12,707,718.30 and 2,792,221.80 is: 4,186,795.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,474,922.60 : 12,707,718.30 = 2,792,221.80 : x
  2. Step 2: Convert to fraction form
    8,474,922.60/12,707,718.30 = 2,792,221.80/x
  3. Step 3: Cross multiply
    8,474,922.60x = 12,707,718.30 × 2,792,221.80
  4. Step 4: Simplify right side
    8,474,922.60x = 35,482,768,065,518.94
  5. Step 5: Solve for x
    x = 35,482,768,065,518.94/8,474,922.60
  6. Step 6: Final answer
    x = 4,186,795.53

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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.