Home / 6,694,383.72-9,242,698.41-5,142,882.18

Finding the Fourth Proportional to 6,694,383.72, 9,242,698.41 and 5,142,882.18

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Solution

The fourth proportional to 6,694,383.72, 9,242,698.41 and 5,142,882.18 is: 7,100,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,694,383.72 : 9,242,698.41 = 5,142,882.18 : x
  2. Step 2: Convert to fraction form
    6,694,383.72/9,242,698.41 = 5,142,882.18/x
  3. Step 3: Cross multiply
    6,694,383.72x = 9,242,698.41 × 5,142,882.18
  4. Step 4: Simplify right side
    6,694,383.72x = 47,534,108,947,903.33
  5. Step 5: Solve for x
    x = 47,534,108,947,903.33/6,694,383.72
  6. Step 6: Final answer
    x = 7,100,595.21

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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.