Home / 6,339,172.60-8,749,619.22-3,892,369.96

Finding the Fourth Proportional to 6,339,172.60, 8,749,619.22 and 3,892,369.96

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Solution

The fourth proportional to 6,339,172.60, 8,749,619.22 and 3,892,369.96 is: 5,372,429.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,339,172.60 : 8,749,619.22 = 3,892,369.96 : x
  2. Step 2: Convert to fraction form
    6,339,172.60/8,749,619.22 = 3,892,369.96/x
  3. Step 3: Cross multiply
    6,339,172.60x = 8,749,619.22 × 3,892,369.96
  4. Step 4: Simplify right side
    6,339,172.60x = 34,056,755,013,366.63
  5. Step 5: Solve for x
    x = 34,056,755,013,366.63/6,339,172.60
  6. Step 6: Final answer
    x = 5,372,429.05

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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.