Home / 49,628,464.20-74,445,029.10-15,550,921.80

Finding the Fourth Proportional to 49,628,464.20, 74,445,029.10 and 15,550,921.80

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Solution

The fourth proportional to 49,628,464.20, 74,445,029.10 and 15,550,921.80 is: 23,327,113.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628,464.20 : 74,445,029.10 = 15,550,921.80 : x
  2. Step 2: Convert to fraction form
    49,628,464.20/74,445,029.10 = 15,550,921.80/x
  3. Step 3: Cross multiply
    49,628,464.20x = 74,445,029.10 × 15,550,921.80
  4. Step 4: Simplify right side
    49,628,464.20x = 1,157,688,825,932,824.25
  5. Step 5: Solve for x
    x = 1,157,688,825,932,824.25/49,628,464.20
  6. Step 6: Final answer
    x = 23,327,113.68

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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.