Home / 6,216,884.28-9,315,016.91-3,780,668.11

Finding the Fourth Proportional to 6,216,884.28, 9,315,016.91 and 3,780,668.11

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Solution

The fourth proportional to 6,216,884.28, 9,315,016.91 and 3,780,668.11 is: 5,664,732.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,216,884.28 : 9,315,016.91 = 3,780,668.11 : x
  2. Step 2: Convert to fraction form
    6,216,884.28/9,315,016.91 = 3,780,668.11/x
  3. Step 3: Cross multiply
    6,216,884.28x = 9,315,016.91 × 3,780,668.11
  4. Step 4: Simplify right side
    6,216,884.28x = 35,216,987,356,844.40
  5. Step 5: Solve for x
    x = 35,216,987,356,844.40/6,216,884.28
  6. Step 6: Final answer
    x = 5,664,732.65

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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.