Home / 11,571,381.36-17,359,964.55-8,166,314.70

Finding the Fourth Proportional to 11,571,381.36, 17,359,964.55 and 8,166,314.70

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Solution

The fourth proportional to 11,571,381.36, 17,359,964.55 and 8,166,314.70 is: 12,251,513.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,571,381.36 : 17,359,964.55 = 8,166,314.70 : x
  2. Step 2: Convert to fraction form
    11,571,381.36/17,359,964.55 = 8,166,314.70/x
  3. Step 3: Cross multiply
    11,571,381.36x = 17,359,964.55 × 8,166,314.70
  4. Step 4: Simplify right side
    11,571,381.36x = 141,766,933,696,143.91
  5. Step 5: Solve for x
    x = 141,766,933,696,143.91/11,571,381.36
  6. Step 6: Final answer
    x = 12,251,513.39

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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.