Home / 12,384,040.35-17,090,203.77-6,877,928.87

Finding the Fourth Proportional to 12,384,040.35, 17,090,203.77 and 6,877,928.87

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Solution

The fourth proportional to 12,384,040.35, 17,090,203.77 and 6,877,928.87 is: 9,491,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,384,040.35 : 17,090,203.77 = 6,877,928.87 : x
  2. Step 2: Convert to fraction form
    12,384,040.35/17,090,203.77 = 6,877,928.87/x
  3. Step 3: Cross multiply
    12,384,040.35x = 17,090,203.77 × 6,877,928.87
  4. Step 4: Simplify right side
    12,384,040.35x = 117,545,205,882,503.09
  5. Step 5: Solve for x
    x = 117,545,205,882,503.09/12,384,040.35
  6. Step 6: Final answer
    x = 9,491,668.51

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1.5x scale

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.