Home / 7,151,767.45-9,869,166.99-3,888,584.84

Finding the Fourth Proportional to 7,151,767.45, 9,869,166.99 and 3,888,584.84

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Solution

The fourth proportional to 7,151,767.45, 9,869,166.99 and 3,888,584.84 is: 5,366,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,151,767.45 : 9,869,166.99 = 3,888,584.84 : x
  2. Step 2: Convert to fraction form
    7,151,767.45/9,869,166.99 = 3,888,584.84/x
  3. Step 3: Cross multiply
    7,151,767.45x = 9,869,166.99 × 3,888,584.84
  4. Step 4: Simplify right side
    7,151,767.45x = 38,377,093,165,415.35
  5. Step 5: Solve for x
    x = 38,377,093,165,415.35/7,151,767.45
  6. Step 6: Final answer
    x = 5,366,099.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.