Home / 28,950,470.78-43,427,102.72-9,519,266.56

Finding the Fourth Proportional to 28,950,470.78, 43,427,102.72 and 9,519,266.56

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Solution

The fourth proportional to 28,950,470.78, 43,427,102.72 and 9,519,266.56 is: 14,279,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950,470.78 : 43,427,102.72 = 9,519,266.56 : x
  2. Step 2: Convert to fraction form
    28,950,470.78/43,427,102.72 = 9,519,266.56/x
  3. Step 3: Cross multiply
    28,950,470.78x = 43,427,102.72 × 9,519,266.56
  4. Step 4: Simplify right side
    28,950,470.78x = 413,394,166,720,181.06
  5. Step 5: Solve for x
    x = 413,394,166,720,181.06/28,950,470.78
  6. Step 6: Final answer
    x = 14,279,359.04

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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.