Home / 29,251,170.70-43,876,756.05-20,748,114.70

Finding the Fourth Proportional to 29,251,170.70, 43,876,756.05 and 20,748,114.70

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Solution

The fourth proportional to 29,251,170.70, 43,876,756.05 and 20,748,114.70 is: 31,122,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251,170.70 : 43,876,756.05 = 20,748,114.70 : x
  2. Step 2: Convert to fraction form
    29,251,170.70/43,876,756.05 = 20,748,114.70/x
  3. Step 3: Cross multiply
    29,251,170.70x = 43,876,756.05 × 20,748,114.70
  4. Step 4: Simplify right side
    29,251,170.70x = 910,359,967,189,318.88
  5. Step 5: Solve for x
    x = 910,359,967,189,318.88/29,251,170.70
  6. Step 6: Final answer
    x = 31,122,172.05

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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.