Home / 10,479,914.88-15,719,871.36-2,906,880.96

Finding the Fourth Proportional to 10,479,914.88, 15,719,871.36 and 2,906,880.96

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Solution

The fourth proportional to 10,479,914.88, 15,719,871.36 and 2,906,880.96 is: 4,360,321.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,479,914.88 : 15,719,871.36 = 2,906,880.96 : x
  2. Step 2: Convert to fraction form
    10,479,914.88/15,719,871.36 = 2,906,880.96/x
  3. Step 3: Cross multiply
    10,479,914.88x = 15,719,871.36 × 2,906,880.96
  4. Step 4: Simplify right side
    10,479,914.88x = 45,695,794,750,033.30
  5. Step 5: Solve for x
    x = 45,695,794,750,033.30/10,479,914.88
  6. Step 6: Final answer
    x = 4,360,321.17

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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.