Home / 6,982,165.20-10,449,628.20-6,131,859.60

Finding the Fourth Proportional to 6,982,165.20, 10,449,628.20 and 6,131,859.60

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Solution

The fourth proportional to 6,982,165.20, 10,449,628.20 and 6,131,859.60 is: 9,177,046.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,982,165.20 : 10,449,628.20 = 6,131,859.60 : x
  2. Step 2: Convert to fraction form
    6,982,165.20/10,449,628.20 = 6,131,859.60/x
  3. Step 3: Cross multiply
    6,982,165.20x = 10,449,628.20 × 6,131,859.60
  4. Step 4: Simplify right side
    6,982,165.20x = 64,075,652,994,600.71
  5. Step 5: Solve for x
    x = 64,075,652,994,600.71/6,982,165.20
  6. Step 6: Final answer
    x = 9,177,046.25

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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.