Home / 49,310,864.70-73,966,297.05-20,577,621.30

Finding the Fourth Proportional to 49,310,864.70, 73,966,297.05 and 20,577,621.30

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Solution

The fourth proportional to 49,310,864.70, 73,966,297.05 and 20,577,621.30 is: 30,866,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,310,864.70 : 73,966,297.05 = 20,577,621.30 : x
  2. Step 2: Convert to fraction form
    49,310,864.70/73,966,297.05 = 20,577,621.30/x
  3. Step 3: Cross multiply
    49,310,864.70x = 73,966,297.05 × 20,577,621.30
  4. Step 4: Simplify right side
    49,310,864.70x = 1,522,050,449,658,207.25
  5. Step 5: Solve for x
    x = 1,522,050,449,658,207.25/49,310,864.70
  6. Step 6: Final answer
    x = 30,866,431.95

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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.