Home / 58,981,219.11-81,428,997.23-52,436,772.30

Finding the Fourth Proportional to 58,981,219.11, 81,428,997.23 and 52,436,772.30

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Solution

The fourth proportional to 58,981,219.11, 81,428,997.23 and 52,436,772.30 is: 72,393,786.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,981,219.11 : 81,428,997.23 = 52,436,772.30 : x
  2. Step 2: Convert to fraction form
    58,981,219.11/81,428,997.23 = 52,436,772.30/x
  3. Step 3: Cross multiply
    58,981,219.11x = 81,428,997.23 × 52,436,772.30
  4. Step 4: Simplify right side
    58,981,219.11x = 4,269,873,786,104,656.50
  5. Step 5: Solve for x
    x = 4,269,873,786,104,656.50/58,981,219.11
  6. Step 6: Final answer
    x = 72,393,786.54

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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.