Home / 11,825,111.70-17,737,667.55-8,990,759.70

Finding the Fourth Proportional to 11,825,111.70, 17,737,667.55 and 8,990,759.70

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Solution

The fourth proportional to 11,825,111.70, 17,737,667.55 and 8,990,759.70 is: 13,486,139.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825,111.70 : 17,737,667.55 = 8,990,759.70 : x
  2. Step 2: Convert to fraction form
    11,825,111.70/17,737,667.55 = 8,990,759.70/x
  3. Step 3: Cross multiply
    11,825,111.70x = 17,737,667.55 × 8,990,759.70
  4. Step 4: Simplify right side
    11,825,111.70x = 159,475,106,580,537.72
  5. Step 5: Solve for x
    x = 159,475,106,580,537.72/11,825,111.70
  6. Step 6: Final answer
    x = 13,486,139.55

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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.