Home / 7,261,202.20-10,891,803.30-1,942,418.20

Finding the Fourth Proportional to 7,261,202.20, 10,891,803.30 and 1,942,418.20

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Solution

The fourth proportional to 7,261,202.20, 10,891,803.30 and 1,942,418.20 is: 2,913,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,261,202.20 : 10,891,803.30 = 1,942,418.20 : x
  2. Step 2: Convert to fraction form
    7,261,202.20/10,891,803.30 = 1,942,418.20/x
  3. Step 3: Cross multiply
    7,261,202.20x = 10,891,803.30 × 1,942,418.20
  4. Step 4: Simplify right side
    7,261,202.20x = 21,156,436,960,740.06
  5. Step 5: Solve for x
    x = 21,156,436,960,740.06/7,261,202.20
  6. Step 6: Final answer
    x = 2,913,627.30

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Double scale
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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.