Home / 27,608,084.94-38,135,546.04-20,626,628.72

Finding the Fourth Proportional to 27,608,084.94, 38,135,546.04 and 20,626,628.72

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Solution

The fourth proportional to 27,608,084.94, 38,135,546.04 and 20,626,628.72 is: 28,491,934.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,608,084.94 : 38,135,546.04 = 20,626,628.72 : x
  2. Step 2: Convert to fraction form
    27,608,084.94/38,135,546.04 = 20,626,628.72/x
  3. Step 3: Cross multiply
    27,608,084.94x = 38,135,546.04 × 20,626,628.72
  4. Step 4: Simplify right side
    27,608,084.94x = 786,607,749,201,546.25
  5. Step 5: Solve for x
    x = 786,607,749,201,546.25/27,608,084.94
  6. Step 6: Final answer
    x = 28,491,934.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.