Home / 10,921,711.40-16,414,059.90-9,536,028.20

Finding the Fourth Proportional to 10,921,711.40, 16,414,059.90 and 9,536,028.20

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Solution

The fourth proportional to 10,921,711.40, 16,414,059.90 and 9,536,028.20 is: 14,331,539.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,921,711.40 : 16,414,059.90 = 9,536,028.20 : x
  2. Step 2: Convert to fraction form
    10,921,711.40/16,414,059.90 = 9,536,028.20/x
  3. Step 3: Cross multiply
    10,921,711.40x = 16,414,059.90 × 9,536,028.20
  4. Step 4: Simplify right side
    10,921,711.40x = 156,524,938,082,889.16
  5. Step 5: Solve for x
    x = 156,524,938,082,889.16/10,921,711.40
  6. Step 6: Final answer
    x = 14,331,539.48

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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.