Home / 14,485,793.40-21,738,899.52-6,809,787.72

Finding the Fourth Proportional to 14,485,793.40, 21,738,899.52 and 6,809,787.72

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Solution

The fourth proportional to 14,485,793.40, 21,738,899.52 and 6,809,787.72 is: 10,219,481.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,485,793.40 : 21,738,899.52 = 6,809,787.72 : x
  2. Step 2: Convert to fraction form
    14,485,793.40/21,738,899.52 = 6,809,787.72/x
  3. Step 3: Cross multiply
    14,485,793.40x = 21,738,899.52 × 6,809,787.72
  4. Step 4: Simplify right side
    14,485,793.40x = 148,037,290,997,609.88
  5. Step 5: Solve for x
    x = 148,037,290,997,609.88/14,485,793.40
  6. Step 6: Final answer
    x = 10,219,481.04

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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.