Home / 27,659,939.94-38,169,714.78-15,269,767.38

Finding the Fourth Proportional to 27,659,939.94, 38,169,714.78 and 15,269,767.38

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Solution

The fourth proportional to 27,659,939.94, 38,169,714.78 and 15,269,767.38 is: 21,071,725.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,659,939.94 : 38,169,714.78 = 15,269,767.38 : x
  2. Step 2: Convert to fraction form
    27,659,939.94/38,169,714.78 = 15,269,767.38/x
  3. Step 3: Cross multiply
    27,659,939.94x = 38,169,714.78 × 15,269,767.38
  4. Step 4: Simplify right side
    27,659,939.94x = 582,842,665,651,547.88
  5. Step 5: Solve for x
    x = 582,842,665,651,547.88/27,659,939.94
  6. Step 6: Final answer
    x = 21,071,725.64

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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.