Home / 34,137,719.40-51,206,579.10-31,542,493.80

Finding the Fourth Proportional to 34,137,719.40, 51,206,579.10 and 31,542,493.80

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Solution

The fourth proportional to 34,137,719.40, 51,206,579.10 and 31,542,493.80 is: 47,313,740.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,137,719.40 : 51,206,579.10 = 31,542,493.80 : x
  2. Step 2: Convert to fraction form
    34,137,719.40/51,206,579.10 = 31,542,493.80/x
  3. Step 3: Cross multiply
    34,137,719.40x = 51,206,579.10 × 31,542,493.80
  4. Step 4: Simplify right side
    34,137,719.40x = 1,615,183,203,780,959.75
  5. Step 5: Solve for x
    x = 1,615,183,203,780,959.75/34,137,719.40
  6. Step 6: Final answer
    x = 47,313,740.70

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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.