Home / 38,351,270.10-52,924,403.34-20,947,610.70

Finding the Fourth Proportional to 38,351,270.10, 52,924,403.34 and 20,947,610.70

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Solution

The fourth proportional to 38,351,270.10, 52,924,403.34 and 20,947,610.70 is: 28,907,511.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,351,270.10 : 52,924,403.34 = 20,947,610.70 : x
  2. Step 2: Convert to fraction form
    38,351,270.10/52,924,403.34 = 20,947,610.70/x
  3. Step 3: Cross multiply
    38,351,270.10x = 52,924,403.34 × 20,947,610.70
  4. Step 4: Simplify right side
    38,351,270.10x = 1,108,639,797,696,099.75
  5. Step 5: Solve for x
    x = 1,108,639,797,696,099.75/38,351,270.10
  6. Step 6: Final answer
    x = 28,907,511.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.