Home / 20,366,974.20-30,550,461.30-5,991,495.15

Finding the Fourth Proportional to 20,366,974.20, 30,550,461.30 and 5,991,495.15

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Solution

The fourth proportional to 20,366,974.20, 30,550,461.30 and 5,991,495.15 is: 8,987,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366,974.20 : 30,550,461.30 = 5,991,495.15 : x
  2. Step 2: Convert to fraction form
    20,366,974.20/30,550,461.30 = 5,991,495.15/x
  3. Step 3: Cross multiply
    20,366,974.20x = 30,550,461.30 × 5,991,495.15
  4. Step 4: Simplify right side
    20,366,974.20x = 183,042,940,709,212.72
  5. Step 5: Solve for x
    x = 183,042,940,709,212.72/20,366,974.20
  6. Step 6: Final answer
    x = 8,987,242.73

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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.