Home / 6,783,339.30-9,361,816.70-3,883,661.61

Finding the Fourth Proportional to 6,783,339.30, 9,361,816.70 and 3,883,661.61

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Solution

The fourth proportional to 6,783,339.30, 9,361,816.70 and 3,883,661.61 is: 5,359,915.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783,339.30 : 9,361,816.70 = 3,883,661.61 : x
  2. Step 2: Convert to fraction form
    6,783,339.30/9,361,816.70 = 3,883,661.61/x
  3. Step 3: Cross multiply
    6,783,339.30x = 9,361,816.70 × 3,883,661.61
  4. Step 4: Simplify right side
    6,783,339.30x = 36,358,128,098,228.58
  5. Step 5: Solve for x
    x = 36,358,128,098,228.58/6,783,339.30
  6. Step 6: Final answer
    x = 5,359,915.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.