Home / 29,397,412-40,568,428.56-16,520,356

Finding the Fourth Proportional to 29,397,412, 40,568,428.56 and 16,520,356

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Solution

The fourth proportional to 29,397,412, 40,568,428.56 and 16,520,356 is: 22,798,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,397,412 : 40,568,428.56 = 16,520,356 : x
  2. Step 2: Convert to fraction form
    29,397,412/40,568,428.56 = 16,520,356/x
  3. Step 3: Cross multiply
    29,397,412x = 40,568,428.56 × 16,520,356
  4. Step 4: Simplify right side
    29,397,412x = 670,204,882,171,767.38
  5. Step 5: Solve for x
    x = 670,204,882,171,767.38/29,397,412
  6. Step 6: Final answer
    x = 22,798,091.28

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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.