Home / 7,079,456.10-10,621,808.55-2,822,679.30

Finding the Fourth Proportional to 7,079,456.10, 10,621,808.55 and 2,822,679.30

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Solution

The fourth proportional to 7,079,456.10, 10,621,808.55 and 2,822,679.30 is: 4,235,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,079,456.10 : 10,621,808.55 = 2,822,679.30 : x
  2. Step 2: Convert to fraction form
    7,079,456.10/10,621,808.55 = 2,822,679.30/x
  3. Step 3: Cross multiply
    7,079,456.10x = 10,621,808.55 × 2,822,679.30
  4. Step 4: Simplify right side
    7,079,456.10x = 29,981,959,122,648.02
  5. Step 5: Solve for x
    x = 29,981,959,122,648.02/7,079,456.10
  6. Step 6: Final answer
    x = 4,235,065.34

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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.