Home / 8,809,805.40-13,214,708.10-2,826,778.20

Finding the Fourth Proportional to 8,809,805.40, 13,214,708.10 and 2,826,778.20

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Solution

The fourth proportional to 8,809,805.40, 13,214,708.10 and 2,826,778.20 is: 4,240,167.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,809,805.40 : 13,214,708.10 = 2,826,778.20 : x
  2. Step 2: Convert to fraction form
    8,809,805.40/13,214,708.10 = 2,826,778.20/x
  3. Step 3: Cross multiply
    8,809,805.40x = 13,214,708.10 × 2,826,778.20
  4. Step 4: Simplify right side
    8,809,805.40x = 37,355,048,776,443.42
  5. Step 5: Solve for x
    x = 37,355,048,776,443.42/8,809,805.40
  6. Step 6: Final answer
    x = 4,240,167.30

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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.