Home / 71,320,441.20-106,980,661.80-33,056,689.20

Finding the Fourth Proportional to 71,320,441.20, 106,980,661.80 and 33,056,689.20

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Solution

The fourth proportional to 71,320,441.20, 106,980,661.80 and 33,056,689.20 is: 49,585,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,320,441.20 : 106,980,661.80 = 33,056,689.20 : x
  2. Step 2: Convert to fraction form
    71,320,441.20/106,980,661.80 = 33,056,689.20/x
  3. Step 3: Cross multiply
    71,320,441.20x = 106,980,661.80 × 33,056,689.20
  4. Step 4: Simplify right side
    71,320,441.20x = 3,536,426,487,532,912.50
  5. Step 5: Solve for x
    x = 3,536,426,487,532,912.50/71,320,441.20
  6. Step 6: Final answer
    x = 49,585,033.80

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Similar ratio
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1.5x scale

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.