Home / 5,432,887.70-8,149,331.55-3,280,551.65

Finding the Fourth Proportional to 5,432,887.70, 8,149,331.55 and 3,280,551.65

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Solution

The fourth proportional to 5,432,887.70, 8,149,331.55 and 3,280,551.65 is: 4,920,827.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,887.70 : 8,149,331.55 = 3,280,551.65 : x
  2. Step 2: Convert to fraction form
    5,432,887.70/8,149,331.55 = 3,280,551.65/x
  3. Step 3: Cross multiply
    5,432,887.70x = 8,149,331.55 × 3,280,551.65
  4. Step 4: Simplify right side
    5,432,887.70x = 26,734,303,062,749.55
  5. Step 5: Solve for x
    x = 26,734,303,062,749.55/5,432,887.70
  6. Step 6: Final answer
    x = 4,920,827.48

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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.