Home / 19,683,180.07-27,162,805.43-10,981,354.03

Finding the Fourth Proportional to 19,683,180.07, 27,162,805.43 and 10,981,354.03

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Solution

The fourth proportional to 19,683,180.07, 27,162,805.43 and 10,981,354.03 is: 15,154,278.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,683,180.07 : 27,162,805.43 = 10,981,354.03 : x
  2. Step 2: Convert to fraction form
    19,683,180.07/27,162,805.43 = 10,981,354.03/x
  3. Step 3: Cross multiply
    19,683,180.07x = 27,162,805.43 × 10,981,354.03
  4. Step 4: Simplify right side
    19,683,180.07x = 298,284,382,874,836.38
  5. Step 5: Solve for x
    x = 298,284,382,874,836.38/19,683,180.07
  6. Step 6: Final answer
    x = 15,154,278.01

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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.