Home / 77,253,478.46-106,583,433.58-47,874,091.37

Finding the Fourth Proportional to 77,253,478.46, 106,583,433.58 and 47,874,091.37

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Solution

The fourth proportional to 77,253,478.46, 106,583,433.58 and 47,874,091.37 is: 66,049,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253,478.46 : 106,583,433.58 = 47,874,091.37 : x
  2. Step 2: Convert to fraction form
    77,253,478.46/106,583,433.58 = 47,874,091.37/x
  3. Step 3: Cross multiply
    77,253,478.46x = 106,583,433.58 × 47,874,091.37
  4. Step 4: Simplify right side
    77,253,478.46x = 5,102,585,037,737,246
  5. Step 5: Solve for x
    x = 5,102,585,037,737,246/77,253,478.46
  6. Step 6: Final answer
    x = 66,049,906.61

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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.