Home / 49,628,815.20-74,443,222.80-15,085,150.20

Finding the Fourth Proportional to 49,628,815.20, 74,443,222.80 and 15,085,150.20

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Solution

The fourth proportional to 49,628,815.20, 74,443,222.80 and 15,085,150.20 is: 22,627,725.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628,815.20 : 74,443,222.80 = 15,085,150.20 : x
  2. Step 2: Convert to fraction form
    49,628,815.20/74,443,222.80 = 15,085,150.20/x
  3. Step 3: Cross multiply
    49,628,815.20x = 74,443,222.80 × 15,085,150.20
  4. Step 4: Simplify right side
    49,628,815.20x = 1,122,987,197,310,064.50
  5. Step 5: Solve for x
    x = 1,122,987,197,310,064.50/49,628,815.20
  6. Step 6: Final answer
    x = 22,627,725.30

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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.