Home / 13,809,543.39-20,715,144.66-4,225,004.82

Finding the Fourth Proportional to 13,809,543.39, 20,715,144.66 and 4,225,004.82

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Solution

The fourth proportional to 13,809,543.39, 20,715,144.66 and 4,225,004.82 is: 6,337,761.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,809,543.39 : 20,715,144.66 = 4,225,004.82 : x
  2. Step 2: Convert to fraction form
    13,809,543.39/20,715,144.66 = 4,225,004.82/x
  3. Step 3: Cross multiply
    13,809,543.39x = 20,715,144.66 × 4,225,004.82
  4. Step 4: Simplify right side
    13,809,543.39x = 87,521,586,035,497.27
  5. Step 5: Solve for x
    x = 87,521,586,035,497.27/13,809,543.39
  6. Step 6: Final answer
    x = 6,337,761.04

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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.