Home / 27,801,008.20-41,701,512.30-18,731,081.80

Finding the Fourth Proportional to 27,801,008.20, 41,701,512.30 and 18,731,081.80

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Solution

The fourth proportional to 27,801,008.20, 41,701,512.30 and 18,731,081.80 is: 28,096,622.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,801,008.20 : 41,701,512.30 = 18,731,081.80 : x
  2. Step 2: Convert to fraction form
    27,801,008.20/41,701,512.30 = 18,731,081.80/x
  3. Step 3: Cross multiply
    27,801,008.20x = 41,701,512.30 × 18,731,081.80
  4. Step 4: Simplify right side
    27,801,008.20x = 781,114,438,075,006.12
  5. Step 5: Solve for x
    x = 781,114,438,075,006.12/27,801,008.20
  6. Step 6: Final answer
    x = 28,096,622.70

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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.