Home / 52,115,630.44-78,185,455.44-18,036,976.72

Finding the Fourth Proportional to 52,115,630.44, 78,185,455.44 and 18,036,976.72

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Solution

The fourth proportional to 52,115,630.44, 78,185,455.44 and 18,036,976.72 is: 27,059,621.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,115,630.44 : 78,185,455.44 = 18,036,976.72 : x
  2. Step 2: Convert to fraction form
    52,115,630.44/78,185,455.44 = 18,036,976.72/x
  3. Step 3: Cross multiply
    52,115,630.44x = 78,185,455.44 × 18,036,976.72
  4. Step 4: Simplify right side
    52,115,630.44x = 1,410,229,239,613,877.25
  5. Step 5: Solve for x
    x = 1,410,229,239,613,877.25/52,115,630.44
  6. Step 6: Final answer
    x = 27,059,621.61

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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.