Home / 6,382,225.28-9,579,829.44-3,189,641.60

Finding the Fourth Proportional to 6,382,225.28, 9,579,829.44 and 3,189,641.60

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Solution

The fourth proportional to 6,382,225.28, 9,579,829.44 and 3,189,641.60 is: 4,787,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,382,225.28 : 9,579,829.44 = 3,189,641.60 : x
  2. Step 2: Convert to fraction form
    6,382,225.28/9,579,829.44 = 3,189,641.60/x
  3. Step 3: Cross multiply
    6,382,225.28x = 9,579,829.44 × 3,189,641.60
  4. Step 4: Simplify right side
    6,382,225.28x = 30,556,222,502,728.70
  5. Step 5: Solve for x
    x = 30,556,222,502,728.70/6,382,225.28
  6. Step 6: Final answer
    x = 4,787,706.66

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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.