Home / 7,659,871.40-11,492,431.78-2,614,724.84

Finding the Fourth Proportional to 7,659,871.40, 11,492,431.78 and 2,614,724.84

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Solution

The fourth proportional to 7,659,871.40, 11,492,431.78 and 2,614,724.84 is: 3,922,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,659,871.40 : 11,492,431.78 = 2,614,724.84 : x
  2. Step 2: Convert to fraction form
    7,659,871.40/11,492,431.78 = 2,614,724.84/x
  3. Step 3: Cross multiply
    7,659,871.40x = 11,492,431.78 × 2,614,724.84
  4. Step 4: Simplify right side
    7,659,871.40x = 30,049,546,847,171.41
  5. Step 5: Solve for x
    x = 30,049,546,847,171.41/7,659,871.40
  6. Step 6: Final answer
    x = 3,922,983.20

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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.