Home / 5,182,342.08-7,149,704.16-3,005,664.64

Finding the Fourth Proportional to 5,182,342.08, 7,149,704.16 and 3,005,664.64

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Solution

The fourth proportional to 5,182,342.08, 7,149,704.16 and 3,005,664.64 is: 4,146,699.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182,342.08 : 7,149,704.16 = 3,005,664.64 : x
  2. Step 2: Convert to fraction form
    5,182,342.08/7,149,704.16 = 3,005,664.64/x
  3. Step 3: Cross multiply
    5,182,342.08x = 7,149,704.16 × 3,005,664.64
  4. Step 4: Simplify right side
    5,182,342.08x = 21,489,612,980,172.90
  5. Step 5: Solve for x
    x = 21,489,612,980,172.90/5,182,342.08
  6. Step 6: Final answer
    x = 4,146,699.05

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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.