Home / 6,687,975.30-10,028,802.85-2,591,215.65

Finding the Fourth Proportional to 6,687,975.30, 10,028,802.85 and 2,591,215.65

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Solution

The fourth proportional to 6,687,975.30, 10,028,802.85 and 2,591,215.65 is: 3,885,599.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,975.30 : 10,028,802.85 = 2,591,215.65 : x
  2. Step 2: Convert to fraction form
    6,687,975.30/10,028,802.85 = 2,591,215.65/x
  3. Step 3: Cross multiply
    6,687,975.30x = 10,028,802.85 × 2,591,215.65
  4. Step 4: Simplify right side
    6,687,975.30x = 25,986,790,889,206.56
  5. Step 5: Solve for x
    x = 25,986,790,889,206.56/6,687,975.30
  6. Step 6: Final answer
    x = 3,885,599.11

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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.