Home / 5,345,938.72-8,022,893.64-2,151,092.08

Finding the Fourth Proportional to 5,345,938.72, 8,022,893.64 and 2,151,092.08

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Solution

The fourth proportional to 5,345,938.72, 8,022,893.64 and 2,151,092.08 is: 3,228,241.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,345,938.72 : 8,022,893.64 = 2,151,092.08 : x
  2. Step 2: Convert to fraction form
    5,345,938.72/8,022,893.64 = 2,151,092.08/x
  3. Step 3: Cross multiply
    5,345,938.72x = 8,022,893.64 × 2,151,092.08
  4. Step 4: Simplify right side
    5,345,938.72x = 17,257,982,967,686.37
  5. Step 5: Solve for x
    x = 17,257,982,967,686.37/5,345,938.72
  6. Step 6: Final answer
    x = 3,228,241.82

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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.