Home / 18,828,661.62-25,981,473.96-10,566,828.96

Finding the Fourth Proportional to 18,828,661.62, 25,981,473.96 and 10,566,828.96

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Solution

The fourth proportional to 18,828,661.62, 25,981,473.96 and 10,566,828.96 is: 14,581,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,828,661.62 : 25,981,473.96 = 10,566,828.96 : x
  2. Step 2: Convert to fraction form
    18,828,661.62/25,981,473.96 = 10,566,828.96/x
  3. Step 3: Cross multiply
    18,828,661.62x = 25,981,473.96 × 10,566,828.96
  4. Step 4: Simplify right side
    18,828,661.62x = 274,541,791,464,013.91
  5. Step 5: Solve for x
    x = 274,541,791,464,013.91/18,828,661.62
  6. Step 6: Final answer
    x = 14,581,057.17

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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.