Home / 11,463,035.28-17,194,549.85-7,857,872.40

Finding the Fourth Proportional to 11,463,035.28, 17,194,549.85 and 7,857,872.40

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Solution

The fourth proportional to 11,463,035.28, 17,194,549.85 and 7,857,872.40 is: 11,786,806.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,463,035.28 : 17,194,549.85 = 7,857,872.40 : x
  2. Step 2: Convert to fraction form
    11,463,035.28/17,194,549.85 = 7,857,872.40/x
  3. Step 3: Cross multiply
    11,463,035.28x = 17,194,549.85 × 7,857,872.40
  4. Step 4: Simplify right side
    11,463,035.28x = 135,112,578,667,807.81
  5. Step 5: Solve for x
    x = 135,112,578,667,807.81/11,463,035.28
  6. Step 6: Final answer
    x = 11,786,806.49

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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.