Home / 12,770,299.64-17,623,008.87-6,969,081.38

Finding the Fourth Proportional to 12,770,299.64, 17,623,008.87 and 6,969,081.38

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Solution

The fourth proportional to 12,770,299.64, 17,623,008.87 and 6,969,081.38 is: 9,617,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770,299.64 : 17,623,008.87 = 6,969,081.38 : x
  2. Step 2: Convert to fraction form
    12,770,299.64/17,623,008.87 = 6,969,081.38/x
  3. Step 3: Cross multiply
    12,770,299.64x = 17,623,008.87 × 6,969,081.38
  4. Step 4: Simplify right side
    12,770,299.64x = 122,816,182,975,491.84
  5. Step 5: Solve for x
    x = 122,816,182,975,491.84/12,770,299.64
  6. Step 6: Final answer
    x = 9,617,329.78

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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.