Home / 10,857,022.43-16,260,722.12-5,181,232.55

Finding the Fourth Proportional to 10,857,022.43, 16,260,722.12 and 5,181,232.55

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Solution

The fourth proportional to 10,857,022.43, 16,260,722.12 and 5,181,232.55 is: 7,760,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,857,022.43 : 16,260,722.12 = 5,181,232.55 : x
  2. Step 2: Convert to fraction form
    10,857,022.43/16,260,722.12 = 5,181,232.55/x
  3. Step 3: Cross multiply
    10,857,022.43x = 16,260,722.12 × 5,181,232.55
  4. Step 4: Simplify right side
    10,857,022.43x = 84,250,582,666,298.48
  5. Step 5: Solve for x
    x = 84,250,582,666,298.48/10,857,022.43
  6. Step 6: Final answer
    x = 7,760,008.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.