Home / 6,697,994.40-9,242,111.07-3,945,229.92

Finding the Fourth Proportional to 6,697,994.40, 9,242,111.07 and 3,945,229.92

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Solution

The fourth proportional to 6,697,994.40, 9,242,111.07 and 3,945,229.92 is: 5,443,756.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,697,994.40 : 9,242,111.07 = 3,945,229.92 : x
  2. Step 2: Convert to fraction form
    6,697,994.40/9,242,111.07 = 3,945,229.92/x
  3. Step 3: Cross multiply
    6,697,994.40x = 9,242,111.07 × 3,945,229.92
  4. Step 4: Simplify right side
    6,697,994.40x = 36,462,253,117,327.22
  5. Step 5: Solve for x
    x = 36,462,253,117,327.22/6,697,994.40
  6. Step 6: Final answer
    x = 5,443,756.88

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Double scale
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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.