Home / 27,801,000.70-41,701,501.05-18,731,074.30

Finding the Fourth Proportional to 27,801,000.70, 41,701,501.05 and 18,731,074.30

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Solution

The fourth proportional to 27,801,000.70, 41,701,501.05 and 18,731,074.30 is: 28,096,611.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,801,000.70 : 41,701,501.05 = 18,731,074.30 : x
  2. Step 2: Convert to fraction form
    27,801,000.70/41,701,501.05 = 18,731,074.30/x
  3. Step 3: Cross multiply
    27,801,000.70x = 41,701,501.05 × 18,731,074.30
  4. Step 4: Simplify right side
    27,801,000.70x = 781,113,914,589,078
  5. Step 5: Solve for x
    x = 781,113,914,589,078/27,801,000.70
  6. Step 6: Final answer
    x = 28,096,611.45

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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.