Home / 6,912,019.20-10,368,028.80-3,926,035.20

Finding the Fourth Proportional to 6,912,019.20, 10,368,028.80 and 3,926,035.20

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Solution

The fourth proportional to 6,912,019.20, 10,368,028.80 and 3,926,035.20 is: 5,889,052.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,019.20 : 10,368,028.80 = 3,926,035.20 : x
  2. Step 2: Convert to fraction form
    6,912,019.20/10,368,028.80 = 3,926,035.20/x
  3. Step 3: Cross multiply
    6,912,019.20x = 10,368,028.80 × 3,926,035.20
  4. Step 4: Simplify right side
    6,912,019.20x = 40,705,246,023,413.77
  5. Step 5: Solve for x
    x = 40,705,246,023,413.77/6,912,019.20
  6. Step 6: Final answer
    x = 5,889,052.80

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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.