Home / 7,882,927.80-11,826,141.30-3,622,068.60

Finding the Fourth Proportional to 7,882,927.80, 11,826,141.30 and 3,622,068.60

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Solution

The fourth proportional to 7,882,927.80, 11,826,141.30 and 3,622,068.60 is: 5,433,906.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,927.80 : 11,826,141.30 = 3,622,068.60 : x
  2. Step 2: Convert to fraction form
    7,882,927.80/11,826,141.30 = 3,622,068.60/x
  3. Step 3: Cross multiply
    7,882,927.80x = 11,826,141.30 × 3,622,068.60
  4. Step 4: Simplify right side
    7,882,927.80x = 42,835,095,061,893.19
  5. Step 5: Solve for x
    x = 42,835,095,061,893.19/7,882,927.80
  6. Step 6: Final answer
    x = 5,433,906.81

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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.