Home / 21,184,105.64-29,233,204.89-12,016,551.56

Finding the Fourth Proportional to 21,184,105.64, 29,233,204.89 and 12,016,551.56

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Solution

The fourth proportional to 21,184,105.64, 29,233,204.89 and 12,016,551.56 is: 16,582,352.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,184,105.64 : 29,233,204.89 = 12,016,551.56 : x
  2. Step 2: Convert to fraction form
    21,184,105.64/29,233,204.89 = 12,016,551.56/x
  3. Step 3: Cross multiply
    21,184,105.64x = 29,233,204.89 × 12,016,551.56
  4. Step 4: Simplify right side
    21,184,105.64x = 351,282,313,824,729.12
  5. Step 5: Solve for x
    x = 351,282,313,824,729.12/21,184,105.64
  6. Step 6: Final answer
    x = 16,582,352.82

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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.