Home / 8,087,653.80-12,131,480.70-3,836,125.80

Finding the Fourth Proportional to 8,087,653.80, 12,131,480.70 and 3,836,125.80

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Solution

The fourth proportional to 8,087,653.80, 12,131,480.70 and 3,836,125.80 is: 5,754,188.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087,653.80 : 12,131,480.70 = 3,836,125.80 : x
  2. Step 2: Convert to fraction form
    8,087,653.80/12,131,480.70 = 3,836,125.80/x
  3. Step 3: Cross multiply
    8,087,653.80x = 12,131,480.70 × 3,836,125.80
  4. Step 4: Simplify right side
    8,087,653.80x = 46,537,886,105,472.05
  5. Step 5: Solve for x
    x = 46,537,886,105,472.05/8,087,653.80
  6. Step 6: Final answer
    x = 5,754,188.70

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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.