Home / 29,112,064.60-43,668,096.90-20,042,138.20

Finding the Fourth Proportional to 29,112,064.60, 43,668,096.90 and 20,042,138.20

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Solution

The fourth proportional to 29,112,064.60, 43,668,096.90 and 20,042,138.20 is: 30,063,207.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,112,064.60 : 43,668,096.90 = 20,042,138.20 : x
  2. Step 2: Convert to fraction form
    29,112,064.60/43,668,096.90 = 20,042,138.20/x
  3. Step 3: Cross multiply
    29,112,064.60x = 43,668,096.90 × 20,042,138.20
  4. Step 4: Simplify right side
    29,112,064.60x = 875,202,033,000,791.50
  5. Step 5: Solve for x
    x = 875,202,033,000,791.50/29,112,064.60
  6. Step 6: Final answer
    x = 30,063,207.30

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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.