Home / 33,215,359.65-45,837,224.85-18,531,028.21

Finding the Fourth Proportional to 33,215,359.65, 45,837,224.85 and 18,531,028.21

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Solution

The fourth proportional to 33,215,359.65, 45,837,224.85 and 18,531,028.21 is: 25,572,834.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,215,359.65 : 45,837,224.85 = 18,531,028.21 : x
  2. Step 2: Convert to fraction form
    33,215,359.65/45,837,224.85 = 18,531,028.21/x
  3. Step 3: Cross multiply
    33,215,359.65x = 45,837,224.85 × 18,531,028.21
  4. Step 4: Simplify right side
    33,215,359.65x = 849,410,906,763,463.12
  5. Step 5: Solve for x
    x = 849,410,906,763,463.12/33,215,359.65
  6. Step 6: Final answer
    x = 25,572,834.85

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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.