Home / 26,288,478.27-39,397,469.67-20,459,702.34

Finding the Fourth Proportional to 26,288,478.27, 39,397,469.67 and 20,459,702.34

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Solution

The fourth proportional to 26,288,478.27, 39,397,469.67 and 20,459,702.34 is: 30,662,121.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,288,478.27 : 39,397,469.67 = 20,459,702.34 : x
  2. Step 2: Convert to fraction form
    26,288,478.27/39,397,469.67 = 20,459,702.34/x
  3. Step 3: Cross multiply
    26,288,478.27x = 39,397,469.67 × 20,459,702.34
  4. Step 4: Simplify right side
    26,288,478.27x = 806,060,502,397,378
  5. Step 5: Solve for x
    x = 806,060,502,397,378/26,288,478.27
  6. Step 6: Final answer
    x = 30,662,121.03

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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.