Home / 11,405,912.58-15,739,557.34-6,510,940.02

Finding the Fourth Proportional to 11,405,912.58, 15,739,557.34 and 6,510,940.02

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Solution

The fourth proportional to 11,405,912.58, 15,739,557.34 and 6,510,940.02 is: 8,984,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405,912.58 : 15,739,557.34 = 6,510,940.02 : x
  2. Step 2: Convert to fraction form
    11,405,912.58/15,739,557.34 = 6,510,940.02/x
  3. Step 3: Cross multiply
    11,405,912.58x = 15,739,557.34 × 6,510,940.02
  4. Step 4: Simplify right side
    11,405,912.58x = 102,479,313,782,090.73
  5. Step 5: Solve for x
    x = 102,479,313,782,090.73/11,405,912.58
  6. Step 6: Final answer
    x = 8,984,753.57

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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.