Home / 36,653,680.87-50,579,129.78-21,184,767.43

Finding the Fourth Proportional to 36,653,680.87, 50,579,129.78 and 21,184,767.43

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Solution

The fourth proportional to 36,653,680.87, 50,579,129.78 and 21,184,767.43 is: 29,233,274.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653,680.87 : 50,579,129.78 = 21,184,767.43 : x
  2. Step 2: Convert to fraction form
    36,653,680.87/50,579,129.78 = 21,184,767.43/x
  3. Step 3: Cross multiply
    36,653,680.87x = 50,579,129.78 × 21,184,767.43
  4. Step 4: Simplify right side
    36,653,680.87x = 1,071,507,101,095,163.12
  5. Step 5: Solve for x
    x = 1,071,507,101,095,163.12/36,653,680.87
  6. Step 6: Final answer
    x = 29,233,274.14

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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.