Home / 6,838,623.53-9,436,376.02-3,898,819.85

Finding the Fourth Proportional to 6,838,623.53, 9,436,376.02 and 3,898,819.85

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Solution

The fourth proportional to 6,838,623.53, 9,436,376.02 and 3,898,819.85 is: 5,379,844.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,838,623.53 : 9,436,376.02 = 3,898,819.85 : x
  2. Step 2: Convert to fraction form
    6,838,623.53/9,436,376.02 = 3,898,819.85/x
  3. Step 3: Cross multiply
    6,838,623.53x = 9,436,376.02 × 3,898,819.85
  4. Step 4: Simplify right side
    6,838,623.53x = 36,790,730,138,840
  5. Step 5: Solve for x
    x = 36,790,730,138,840/6,838,623.53
  6. Step 6: Final answer
    x = 5,379,844.35

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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.