Home / 29,126,064.70-43,689,097.05-20,056,138.30

Finding the Fourth Proportional to 29,126,064.70, 43,689,097.05 and 20,056,138.30

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Solution

The fourth proportional to 29,126,064.70, 43,689,097.05 and 20,056,138.30 is: 30,084,207.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,126,064.70 : 43,689,097.05 = 20,056,138.30 : x
  2. Step 2: Convert to fraction form
    29,126,064.70/43,689,097.05 = 20,056,138.30/x
  3. Step 3: Cross multiply
    29,126,064.70x = 43,689,097.05 × 20,056,138.30
  4. Step 4: Simplify right side
    29,126,064.70x = 876,234,572,636,922
  5. Step 5: Solve for x
    x = 876,234,572,636,922/29,126,064.70
  6. Step 6: Final answer
    x = 30,084,207.45

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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.