Home / 8,428,262.24-11,628,155.04-5,486,736.48

Finding the Fourth Proportional to 8,428,262.24, 11,628,155.04 and 5,486,736.48

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Solution

The fourth proportional to 8,428,262.24, 11,628,155.04 and 5,486,736.48 is: 7,569,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,428,262.24 : 11,628,155.04 = 5,486,736.48 : x
  2. Step 2: Convert to fraction form
    8,428,262.24/11,628,155.04 = 5,486,736.48/x
  3. Step 3: Cross multiply
    8,428,262.24x = 11,628,155.04 × 5,486,736.48
  4. Step 4: Simplify right side
    8,428,262.24x = 63,800,622,453,063.86
  5. Step 5: Solve for x
    x = 63,800,622,453,063.86/8,428,262.24
  6. Step 6: Final answer
    x = 7,569,843.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.