Home / 6,945,550.74-10,418,719.37-2,153,921.22

Finding the Fourth Proportional to 6,945,550.74, 10,418,719.37 and 2,153,921.22

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Solution

The fourth proportional to 6,945,550.74, 10,418,719.37 and 2,153,921.22 is: 3,231,003.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,945,550.74 : 10,418,719.37 = 2,153,921.22 : x
  2. Step 2: Convert to fraction form
    6,945,550.74/10,418,719.37 = 2,153,921.22/x
  3. Step 3: Cross multiply
    6,945,550.74x = 10,418,719.37 × 2,153,921.22
  4. Step 4: Simplify right side
    6,945,550.74x = 22,441,100,725,498.43
  5. Step 5: Solve for x
    x = 22,441,100,725,498.43/6,945,550.74
  6. Step 6: Final answer
    x = 3,231,003.78

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Double scale
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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.