Home / 11,263,815.28-16,868,166.09-10,172,065.30

Finding the Fourth Proportional to 11,263,815.28, 16,868,166.09 and 10,172,065.30

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Solution

The fourth proportional to 11,263,815.28, 16,868,166.09 and 10,172,065.30 is: 15,233,212.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263,815.28 : 16,868,166.09 = 10,172,065.30 : x
  2. Step 2: Convert to fraction form
    11,263,815.28/16,868,166.09 = 10,172,065.30/x
  3. Step 3: Cross multiply
    11,263,815.28x = 16,868,166.09 × 10,172,065.30
  4. Step 4: Simplify right side
    11,263,815.28x = 171,584,086,958,725.69
  5. Step 5: Solve for x
    x = 171,584,086,958,725.69/11,263,815.28
  6. Step 6: Final answer
    x = 15,233,212.08

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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.