Home / 19,231,280.38-26,539,170.72-10,529,455.24

Finding the Fourth Proportional to 19,231,280.38, 26,539,170.72 and 10,529,455.24

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Solution

The fourth proportional to 19,231,280.38, 26,539,170.72 and 10,529,455.24 is: 14,530,650.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,231,280.38 : 26,539,170.72 = 10,529,455.24 : x
  2. Step 2: Convert to fraction form
    19,231,280.38/26,539,170.72 = 10,529,455.24/x
  3. Step 3: Cross multiply
    19,231,280.38x = 26,539,170.72 × 10,529,455.24
  4. Step 4: Simplify right side
    19,231,280.38x = 279,443,010,202,958.56
  5. Step 5: Solve for x
    x = 279,443,010,202,958.56/19,231,280.38
  6. Step 6: Final answer
    x = 14,530,650.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.