Home / 6,979,160.70-10,469,069.10-2,187,006.30

Finding the Fourth Proportional to 6,979,160.70, 10,469,069.10 and 2,187,006.30

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Solution

The fourth proportional to 6,979,160.70, 10,469,069.10 and 2,187,006.30 is: 3,280,612.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,160.70 : 10,469,069.10 = 2,187,006.30 : x
  2. Step 2: Convert to fraction form
    6,979,160.70/10,469,069.10 = 2,187,006.30/x
  3. Step 3: Cross multiply
    6,979,160.70x = 10,469,069.10 × 2,187,006.30
  4. Step 4: Simplify right side
    6,979,160.70x = 22,895,920,076,835.33
  5. Step 5: Solve for x
    x = 22,895,920,076,835.33/6,979,160.70
  6. Step 6: Final answer
    x = 3,280,612.25

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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.