Home / 20,697,595.20-31,040,863.20-7,233,019.20

Finding the Fourth Proportional to 20,697,595.20, 31,040,863.20 and 7,233,019.20

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Solution

The fourth proportional to 20,697,595.20, 31,040,863.20 and 7,233,019.20 is: 10,847,596.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,697,595.20 : 31,040,863.20 = 7,233,019.20 : x
  2. Step 2: Convert to fraction form
    20,697,595.20/31,040,863.20 = 7,233,019.20/x
  3. Step 3: Cross multiply
    20,697,595.20x = 31,040,863.20 × 7,233,019.20
  4. Step 4: Simplify right side
    20,697,595.20x = 224,519,159,510,173.44
  5. Step 5: Solve for x
    x = 224,519,159,510,173.44/20,697,595.20
  6. Step 6: Final answer
    x = 10,847,596.42

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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.