Home / 6,835,406.40-10,257,046.20-2,578,629.60

Finding the Fourth Proportional to 6,835,406.40, 10,257,046.20 and 2,578,629.60

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Solution

The fourth proportional to 6,835,406.40, 10,257,046.20 and 2,578,629.60 is: 3,869,429.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835,406.40 : 10,257,046.20 = 2,578,629.60 : x
  2. Step 2: Convert to fraction form
    6,835,406.40/10,257,046.20 = 2,578,629.60/x
  3. Step 3: Cross multiply
    6,835,406.40x = 10,257,046.20 × 2,578,629.60
  4. Step 4: Simplify right side
    6,835,406.40x = 26,449,122,939,887.52
  5. Step 5: Solve for x
    x = 26,449,122,939,887.52/6,835,406.40
  6. Step 6: Final answer
    x = 3,869,429.47

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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.