Home / 19,895,311.82-27,389,206.44-18,981,233.30

Finding the Fourth Proportional to 19,895,311.82, 27,389,206.44 and 18,981,233.30

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Solution

The fourth proportional to 19,895,311.82, 27,389,206.44 and 18,981,233.30 is: 26,130,825.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,895,311.82 : 27,389,206.44 = 18,981,233.30 : x
  2. Step 2: Convert to fraction form
    19,895,311.82/27,389,206.44 = 18,981,233.30/x
  3. Step 3: Cross multiply
    19,895,311.82x = 27,389,206.44 × 18,981,233.30
  4. Step 4: Simplify right side
    19,895,311.82x = 519,880,917,339,502.50
  5. Step 5: Solve for x
    x = 519,880,917,339,502.50/19,895,311.82
  6. Step 6: Final answer
    x = 26,130,825.29

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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.