Home / 10,647,027.28-15,970,533.54-2,560,000.24

Finding the Fourth Proportional to 10,647,027.28, 15,970,533.54 and 2,560,000.24

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Solution

The fourth proportional to 10,647,027.28, 15,970,533.54 and 2,560,000.24 is: 3,839,998.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,027.28 : 15,970,533.54 = 2,560,000.24 : x
  2. Step 2: Convert to fraction form
    10,647,027.28/15,970,533.54 = 2,560,000.24/x
  3. Step 3: Cross multiply
    10,647,027.28x = 15,970,533.54 × 2,560,000.24
  4. Step 4: Simplify right side
    10,647,027.28x = 40,884,569,695,328.05
  5. Step 5: Solve for x
    x = 40,884,569,695,328.05/10,647,027.28
  6. Step 6: Final answer
    x = 3,839,998.59

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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.