Home / 6,687,988.65-10,028,822.81-2,591,228.98

Finding the Fourth Proportional to 6,687,988.65, 10,028,822.81 and 2,591,228.98

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Solution

The fourth proportional to 6,687,988.65, 10,028,822.81 and 2,591,228.98 is: 3,885,619.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,687,988.65 : 10,028,822.81 = 2,591,228.98 : x
  2. Step 2: Convert to fraction form
    6,687,988.65/10,028,822.81 = 2,591,228.98/x
  3. Step 3: Cross multiply
    6,687,988.65x = 10,028,822.81 × 2,591,228.98
  4. Step 4: Simplify right side
    6,687,988.65x = 25,986,976,325,644.98
  5. Step 5: Solve for x
    x = 25,986,976,325,644.98/6,687,988.65
  6. Step 6: Final answer
    x = 3,885,619.08

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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.