Home / 21,490,851.60-32,236,277.40-10,729,171.35

Finding the Fourth Proportional to 21,490,851.60, 32,236,277.40 and 10,729,171.35

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Solution

The fourth proportional to 21,490,851.60, 32,236,277.40 and 10,729,171.35 is: 16,093,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,490,851.60 : 32,236,277.40 = 10,729,171.35 : x
  2. Step 2: Convert to fraction form
    21,490,851.60/32,236,277.40 = 10,729,171.35/x
  3. Step 3: Cross multiply
    21,490,851.60x = 32,236,277.40 × 10,729,171.35
  4. Step 4: Simplify right side
    21,490,851.60x = 345,868,543,910,732.44
  5. Step 5: Solve for x
    x = 345,868,543,910,732.44/21,490,851.60
  6. Step 6: Final answer
    x = 16,093,757.03

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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.