Home / 8,180,965.69-11,289,808.81-4,510,013.63

Finding the Fourth Proportional to 8,180,965.69, 11,289,808.81 and 4,510,013.63

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Solution

The fourth proportional to 8,180,965.69, 11,289,808.81 and 4,510,013.63 is: 6,223,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,965.69 : 11,289,808.81 = 4,510,013.63 : x
  2. Step 2: Convert to fraction form
    8,180,965.69/11,289,808.81 = 4,510,013.63/x
  3. Step 3: Cross multiply
    8,180,965.69x = 11,289,808.81 × 4,510,013.63
  4. Step 4: Simplify right side
    8,180,965.69x = 50,917,191,568,766.31
  5. Step 5: Solve for x
    x = 50,917,191,568,766.31/8,180,965.69
  6. Step 6: Final answer
    x = 6,223,860.79

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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.