Home / 9,100,830.60-13,651,245.90-7,665,939.90

Finding the Fourth Proportional to 9,100,830.60, 13,651,245.90 and 7,665,939.90

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Solution

The fourth proportional to 9,100,830.60, 13,651,245.90 and 7,665,939.90 is: 11,498,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,100,830.60 : 13,651,245.90 = 7,665,939.90 : x
  2. Step 2: Convert to fraction form
    9,100,830.60/13,651,245.90 = 7,665,939.90/x
  3. Step 3: Cross multiply
    9,100,830.60x = 13,651,245.90 × 7,665,939.90
  4. Step 4: Simplify right side
    9,100,830.60x = 104,649,630,629,521.42
  5. Step 5: Solve for x
    x = 104,649,630,629,521.42/9,100,830.60
  6. Step 6: Final answer
    x = 11,498,909.85

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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.