Home / 7,815,850.74-11,724,906.06-2,956,839.84

Finding the Fourth Proportional to 7,815,850.74, 11,724,906.06 and 2,956,839.84

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Solution

The fourth proportional to 7,815,850.74, 11,724,906.06 and 2,956,839.84 is: 4,435,687.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,815,850.74 : 11,724,906.06 = 2,956,839.84 : x
  2. Step 2: Convert to fraction form
    7,815,850.74/11,724,906.06 = 2,956,839.84/x
  3. Step 3: Cross multiply
    7,815,850.74x = 11,724,906.06 × 2,956,839.84
  4. Step 4: Simplify right side
    7,815,850.74x = 34,668,669,358,465.43
  5. Step 5: Solve for x
    x = 34,668,669,358,465.43/7,815,850.74
  6. Step 6: Final answer
    x = 4,435,687.24

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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.