Home / 5,430,926.53-7,493,845.48-3,138,644.53

Finding the Fourth Proportional to 5,430,926.53, 7,493,845.48 and 3,138,644.53

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Solution

The fourth proportional to 5,430,926.53, 7,493,845.48 and 3,138,644.53 is: 4,330,847.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430,926.53 : 7,493,845.48 = 3,138,644.53 : x
  2. Step 2: Convert to fraction form
    5,430,926.53/7,493,845.48 = 3,138,644.53/x
  3. Step 3: Cross multiply
    5,430,926.53x = 7,493,845.48 × 3,138,644.53
  4. Step 4: Simplify right side
    5,430,926.53x = 23,520,517,124,467.22
  5. Step 5: Solve for x
    x = 23,520,517,124,467.22/5,430,926.53
  6. Step 6: Final answer
    x = 4,330,847.97

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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.