Home / 17,382,613.84-23,992,416.57-11,878,216.72

Finding the Fourth Proportional to 17,382,613.84, 23,992,416.57 and 11,878,216.72

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Solution

The fourth proportional to 17,382,613.84, 23,992,416.57 and 11,878,216.72 is: 16,394,952.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,613.84 : 23,992,416.57 = 11,878,216.72 : x
  2. Step 2: Convert to fraction form
    17,382,613.84/23,992,416.57 = 11,878,216.72/x
  3. Step 3: Cross multiply
    17,382,613.84x = 23,992,416.57 × 11,878,216.72
  4. Step 4: Simplify right side
    17,382,613.84x = 284,987,123,654,979.06
  5. Step 5: Solve for x
    x = 284,987,123,654,979.06/17,382,613.84
  6. Step 6: Final answer
    x = 16,394,952.24

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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.