Home / 21,597,610.40-32,396,799.60-6,451,728.80

Finding the Fourth Proportional to 21,597,610.40, 32,396,799.60 and 6,451,728.80

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Solution

The fourth proportional to 21,597,610.40, 32,396,799.60 and 6,451,728.80 is: 9,677,707.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,597,610.40 : 32,396,799.60 = 6,451,728.80 : x
  2. Step 2: Convert to fraction form
    21,597,610.40/32,396,799.60 = 6,451,728.80/x
  3. Step 3: Cross multiply
    21,597,610.40x = 32,396,799.60 × 6,451,728.80
  4. Step 4: Simplify right side
    21,597,610.40x = 209,015,365,007,148.47
  5. Step 5: Solve for x
    x = 209,015,365,007,148.47/21,597,610.40
  6. Step 6: Final answer
    x = 9,677,707.91

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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.