Home / 6,971,969.65-9,621,551.78-3,874,623.57

Finding the Fourth Proportional to 6,971,969.65, 9,621,551.78 and 3,874,623.57

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Solution

The fourth proportional to 6,971,969.65, 9,621,551.78 and 3,874,623.57 is: 5,347,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,969.65 : 9,621,551.78 = 3,874,623.57 : x
  2. Step 2: Convert to fraction form
    6,971,969.65/9,621,551.78 = 3,874,623.57/x
  3. Step 3: Cross multiply
    6,971,969.65x = 9,621,551.78 × 3,874,623.57
  4. Step 4: Simplify right side
    6,971,969.65x = 37,279,891,306,763.45
  5. Step 5: Solve for x
    x = 37,279,891,306,763.45/6,971,969.65
  6. Step 6: Final answer
    x = 5,347,110.38

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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.