Home / 49,572,080.80-74,358,121.20-13,180,400.80

Finding the Fourth Proportional to 49,572,080.80, 74,358,121.20 and 13,180,400.80

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Solution

The fourth proportional to 49,572,080.80, 74,358,121.20 and 13,180,400.80 is: 19,770,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,572,080.80 : 74,358,121.20 = 13,180,400.80 : x
  2. Step 2: Convert to fraction form
    49,572,080.80/74,358,121.20 = 13,180,400.80/x
  3. Step 3: Cross multiply
    49,572,080.80x = 74,358,121.20 × 13,180,400.80
  4. Step 4: Simplify right side
    49,572,080.80x = 980,069,840,150,977
  5. Step 5: Solve for x
    x = 980,069,840,150,977/49,572,080.80
  6. Step 6: Final answer
    x = 19,770,601.20

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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.