Home / 5,098,005.56-7,647,008.43-1,903,380.86

Finding the Fourth Proportional to 5,098,005.56, 7,647,008.43 and 1,903,380.86

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Solution

The fourth proportional to 5,098,005.56, 7,647,008.43 and 1,903,380.86 is: 2,855,071.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,098,005.56 : 7,647,008.43 = 1,903,380.86 : x
  2. Step 2: Convert to fraction form
    5,098,005.56/7,647,008.43 = 1,903,380.86/x
  3. Step 3: Cross multiply
    5,098,005.56x = 7,647,008.43 × 1,903,380.86
  4. Step 4: Simplify right side
    5,098,005.56x = 14,555,169,481,920.65
  5. Step 5: Solve for x
    x = 14,555,169,481,920.65/5,098,005.56
  6. Step 6: Final answer
    x = 2,855,071.32

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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.