Home / 11,110,870.97-16,667,639.90-3,920,920.25

Finding the Fourth Proportional to 11,110,870.97, 16,667,639.90 and 3,920,920.25

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Solution

The fourth proportional to 11,110,870.97, 16,667,639.90 and 3,920,920.25 is: 5,881,850.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,110,870.97 : 16,667,639.90 = 3,920,920.25 : x
  2. Step 2: Convert to fraction form
    11,110,870.97/16,667,639.90 = 3,920,920.25/x
  3. Step 3: Cross multiply
    11,110,870.97x = 16,667,639.90 × 3,920,920.25
  4. Step 4: Simplify right side
    11,110,870.97x = 65,352,486,784,013.38
  5. Step 5: Solve for x
    x = 65,352,486,784,013.38/11,110,870.97
  6. Step 6: Final answer
    x = 5,881,850.93

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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.