Home / 4,382,142.68-6,573,016.80-2,943,432.25

Finding the Fourth Proportional to 4,382,142.68, 6,573,016.80 and 2,943,432.25

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Solution

The fourth proportional to 4,382,142.68, 6,573,016.80 and 2,943,432.25 is: 4,415,015.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,382,142.68 : 6,573,016.80 = 2,943,432.25 : x
  2. Step 2: Convert to fraction form
    4,382,142.68/6,573,016.80 = 2,943,432.25/x
  3. Step 3: Cross multiply
    4,382,142.68x = 6,573,016.80 × 2,943,432.25
  4. Step 4: Simplify right side
    4,382,142.68x = 19,347,229,628,911.80
  5. Step 5: Solve for x
    x = 19,347,229,628,911.80/4,382,142.68
  6. Step 6: Final answer
    x = 4,415,015.90

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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.