Home / 9,860,198.30-14,790,297.45-8,348,543.90

Finding the Fourth Proportional to 9,860,198.30, 14,790,297.45 and 8,348,543.90

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Solution

The fourth proportional to 9,860,198.30, 14,790,297.45 and 8,348,543.90 is: 12,522,815.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,198.30 : 14,790,297.45 = 8,348,543.90 : x
  2. Step 2: Convert to fraction form
    9,860,198.30/14,790,297.45 = 8,348,543.90/x
  3. Step 3: Cross multiply
    9,860,198.30x = 14,790,297.45 × 8,348,543.90
  4. Step 4: Simplify right side
    9,860,198.30x = 123,477,447,555,383.05
  5. Step 5: Solve for x
    x = 123,477,447,555,383.05/9,860,198.30
  6. Step 6: Final answer
    x = 12,522,815.85

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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.