Home / 11,284,964.46-15,578,017.92-7,618,846.68

Finding the Fourth Proportional to 11,284,964.46, 15,578,017.92 and 7,618,846.68

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Solution

The fourth proportional to 11,284,964.46, 15,578,017.92 and 7,618,846.68 is: 10,517,226.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,284,964.46 : 15,578,017.92 = 7,618,846.68 : x
  2. Step 2: Convert to fraction form
    11,284,964.46/15,578,017.92 = 7,618,846.68/x
  3. Step 3: Cross multiply
    11,284,964.46x = 15,578,017.92 × 7,618,846.68
  4. Step 4: Simplify right side
    11,284,964.46x = 118,686,530,110,772.50
  5. Step 5: Solve for x
    x = 118,686,530,110,772.50/11,284,964.46
  6. Step 6: Final answer
    x = 10,517,226.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.