Home / 11,756,016.12-17,624,783.88-7,428,965.36

Finding the Fourth Proportional to 11,756,016.12, 17,624,783.88 and 7,428,965.36

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Solution

The fourth proportional to 11,756,016.12, 17,624,783.88 and 7,428,965.36 is: 11,137,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,756,016.12 : 17,624,783.88 = 7,428,965.36 : x
  2. Step 2: Convert to fraction form
    11,756,016.12/17,624,783.88 = 7,428,965.36/x
  3. Step 3: Cross multiply
    11,756,016.12x = 17,624,783.88 × 7,428,965.36
  4. Step 4: Simplify right side
    11,756,016.12x = 130,933,908,922,006.39
  5. Step 5: Solve for x
    x = 130,933,908,922,006.39/11,756,016.12
  6. Step 6: Final answer
    x = 11,137,608.83

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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.