Home / 7,874,006.70-11,812,282.16-3,325,739.25

Finding the Fourth Proportional to 7,874,006.70, 11,812,282.16 and 3,325,739.25

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Solution

The fourth proportional to 7,874,006.70, 11,812,282.16 and 3,325,739.25 is: 4,989,146.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,874,006.70 : 11,812,282.16 = 3,325,739.25 : x
  2. Step 2: Convert to fraction form
    7,874,006.70/11,812,282.16 = 3,325,739.25/x
  3. Step 3: Cross multiply
    7,874,006.70x = 11,812,282.16 × 3,325,739.25
  4. Step 4: Simplify right side
    7,874,006.70x = 39,284,570,394,958.08
  5. Step 5: Solve for x
    x = 39,284,570,394,958.08/7,874,006.70
  6. Step 6: Final answer
    x = 4,989,146.17

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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.