Home / 8,845,922.84-12,207,766.30-4,978,694.48

Finding the Fourth Proportional to 8,845,922.84, 12,207,766.30 and 4,978,694.48

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Solution

The fourth proportional to 8,845,922.84, 12,207,766.30 and 4,978,694.48 is: 6,870,819.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,845,922.84 : 12,207,766.30 = 4,978,694.48 : x
  2. Step 2: Convert to fraction form
    8,845,922.84/12,207,766.30 = 4,978,694.48/x
  3. Step 3: Cross multiply
    8,845,922.84x = 12,207,766.30 × 4,978,694.48
  4. Step 4: Simplify right side
    8,845,922.84x = 60,778,738,617,454.45
  5. Step 5: Solve for x
    x = 60,778,738,617,454.45/8,845,922.84
  6. Step 6: Final answer
    x = 6,870,819.44

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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.