Home / 6,428,839.74-9,643,259.61-3,052,811.58

Finding the Fourth Proportional to 6,428,839.74, 9,643,259.61 and 3,052,811.58

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Solution

The fourth proportional to 6,428,839.74, 9,643,259.61 and 3,052,811.58 is: 4,579,217.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,839.74 : 9,643,259.61 = 3,052,811.58 : x
  2. Step 2: Convert to fraction form
    6,428,839.74/9,643,259.61 = 3,052,811.58/x
  3. Step 3: Cross multiply
    6,428,839.74x = 9,643,259.61 × 3,052,811.58
  4. Step 4: Simplify right side
    6,428,839.74x = 29,439,054,606,354.28
  5. Step 5: Solve for x
    x = 29,439,054,606,354.28/6,428,839.74
  6. Step 6: Final answer
    x = 4,579,217.37

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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.