Home / 6,821,065.31-10,222,712.66-2,772,824.43

Finding the Fourth Proportional to 6,821,065.31, 10,222,712.66 and 2,772,824.43

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Solution

The fourth proportional to 6,821,065.31, 10,222,712.66 and 2,772,824.43 is: 4,155,624.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,065.31 : 10,222,712.66 = 2,772,824.43 : x
  2. Step 2: Convert to fraction form
    6,821,065.31/10,222,712.66 = 2,772,824.43/x
  3. Step 3: Cross multiply
    6,821,065.31x = 10,222,712.66 × 2,772,824.43
  4. Step 4: Simplify right side
    6,821,065.31x = 28,345,787,390,654.16
  5. Step 5: Solve for x
    x = 28,345,787,390,654.16/6,821,065.31
  6. Step 6: Final answer
    x = 4,155,624.69

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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.