Home / 20,550,260.25-30,822,732.97-9,774,408.24

Finding the Fourth Proportional to 20,550,260.25, 30,822,732.97 and 9,774,408.24

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Solution

The fourth proportional to 20,550,260.25, 30,822,732.97 and 9,774,408.24 is: 14,660,348.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,550,260.25 : 30,822,732.97 = 9,774,408.24 : x
  2. Step 2: Convert to fraction form
    20,550,260.25/30,822,732.97 = 9,774,408.24/x
  3. Step 3: Cross multiply
    20,550,260.25x = 30,822,732.97 × 9,774,408.24
  4. Step 4: Simplify right side
    20,550,260.25x = 301,273,975,096,851.69
  5. Step 5: Solve for x
    x = 301,273,975,096,851.69/20,550,260.25
  6. Step 6: Final answer
    x = 14,660,348.41

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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.