Home / 8,239,206.80-12,358,810.20-3,760,230.80

Finding the Fourth Proportional to 8,239,206.80, 12,358,810.20 and 3,760,230.80

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Solution

The fourth proportional to 8,239,206.80, 12,358,810.20 and 3,760,230.80 is: 5,640,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,239,206.80 : 12,358,810.20 = 3,760,230.80 : x
  2. Step 2: Convert to fraction form
    8,239,206.80/12,358,810.20 = 3,760,230.80/x
  3. Step 3: Cross multiply
    8,239,206.80x = 12,358,810.20 × 3,760,230.80
  4. Step 4: Simplify right side
    8,239,206.80x = 46,471,978,765,394.16
  5. Step 5: Solve for x
    x = 46,471,978,765,394.16/8,239,206.80
  6. Step 6: Final answer
    x = 5,640,346.20

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1.5x scale

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.