Home / 10,422,974.88-14,382,979.38-5,776,714.44

Finding the Fourth Proportional to 10,422,974.88, 14,382,979.38 and 5,776,714.44

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Solution

The fourth proportional to 10,422,974.88, 14,382,979.38 and 5,776,714.44 is: 7,971,463.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,974.88 : 14,382,979.38 = 5,776,714.44 : x
  2. Step 2: Convert to fraction form
    10,422,974.88/14,382,979.38 = 5,776,714.44/x
  3. Step 3: Cross multiply
    10,422,974.88x = 14,382,979.38 × 5,776,714.44
  4. Step 4: Simplify right side
    10,422,974.88x = 83,086,364,674,668.27
  5. Step 5: Solve for x
    x = 83,086,364,674,668.27/10,422,974.88
  6. Step 6: Final answer
    x = 7,971,463.58

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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.