Home / 37,358,469.20-55,995,713.40-19,155,630.80

Finding the Fourth Proportional to 37,358,469.20, 55,995,713.40 and 19,155,630.80

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Solution

The fourth proportional to 37,358,469.20, 55,995,713.40 and 19,155,630.80 is: 28,711,915.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,358,469.20 : 55,995,713.40 = 19,155,630.80 : x
  2. Step 2: Convert to fraction form
    37,358,469.20/55,995,713.40 = 19,155,630.80/x
  3. Step 3: Cross multiply
    37,358,469.20x = 55,995,713.40 × 19,155,630.80
  4. Step 4: Simplify right side
    37,358,469.20x = 1,072,633,212,273,012.75
  5. Step 5: Solve for x
    x = 1,072,633,212,273,012.75/37,358,469.20
  6. Step 6: Final answer
    x = 28,711,915.54

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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.