Home / 6,220,939.40-9,330,008.70-2,231,851.40

Finding the Fourth Proportional to 6,220,939.40, 9,330,008.70 and 2,231,851.40

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Solution

The fourth proportional to 6,220,939.40, 9,330,008.70 and 2,231,851.40 is: 3,347,274.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,220,939.40 : 9,330,008.70 = 2,231,851.40 : x
  2. Step 2: Convert to fraction form
    6,220,939.40/9,330,008.70 = 2,231,851.40/x
  3. Step 3: Cross multiply
    6,220,939.40x = 9,330,008.70 × 2,231,851.40
  4. Step 4: Simplify right side
    6,220,939.40x = 20,823,192,979,107.18
  5. Step 5: Solve for x
    x = 20,823,192,979,107.18/6,220,939.40
  6. Step 6: Final answer
    x = 3,347,274.69

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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.