Home / 6,628,383.28-9,144,080.44-4,305,111.31

Finding the Fourth Proportional to 6,628,383.28, 9,144,080.44 and 4,305,111.31

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Solution

The fourth proportional to 6,628,383.28, 9,144,080.44 and 4,305,111.31 is: 5,939,047.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,383.28 : 9,144,080.44 = 4,305,111.31 : x
  2. Step 2: Convert to fraction form
    6,628,383.28/9,144,080.44 = 4,305,111.31/x
  3. Step 3: Cross multiply
    6,628,383.28x = 9,144,080.44 × 4,305,111.31
  4. Step 4: Simplify right side
    6,628,383.28x = 39,366,284,121,793.77
  5. Step 5: Solve for x
    x = 39,366,284,121,793.77/6,628,383.28
  6. Step 6: Final answer
    x = 5,939,047.65

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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.