Home / 21,858,000.40-32,806,829.40-11,082,797.20

Finding the Fourth Proportional to 21,858,000.40, 32,806,829.40 and 11,082,797.20

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Solution

The fourth proportional to 21,858,000.40, 32,806,829.40 and 11,082,797.20 is: 16,634,249.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,858,000.40 : 32,806,829.40 = 11,082,797.20 : x
  2. Step 2: Convert to fraction form
    21,858,000.40/32,806,829.40 = 11,082,797.20/x
  3. Step 3: Cross multiply
    21,858,000.40x = 32,806,829.40 × 11,082,797.20
  4. Step 4: Simplify right side
    21,858,000.40x = 363,591,437,015,197.62
  5. Step 5: Solve for x
    x = 363,591,437,015,197.62/21,858,000.40
  6. Step 6: Final answer
    x = 16,634,249.72

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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.