Home / 11,891,205.74-16,409,584.82-6,996,744.86

Finding the Fourth Proportional to 11,891,205.74, 16,409,584.82 and 6,996,744.86

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Solution

The fourth proportional to 11,891,205.74, 16,409,584.82 and 6,996,744.86 is: 9,655,343.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,891,205.74 : 16,409,584.82 = 6,996,744.86 : x
  2. Step 2: Convert to fraction form
    11,891,205.74/16,409,584.82 = 6,996,744.86/x
  3. Step 3: Cross multiply
    11,891,205.74x = 16,409,584.82 × 6,996,744.86
  4. Step 4: Simplify right side
    11,891,205.74x = 114,813,678,244,069.03
  5. Step 5: Solve for x
    x = 114,813,678,244,069.03/11,891,205.74
  6. Step 6: Final answer
    x = 9,655,343.68

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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.