Home / 12,335,138.75-17,022,693.04-6,753,292.16

Finding the Fourth Proportional to 12,335,138.75, 17,022,693.04 and 6,753,292.16

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Solution

The fourth proportional to 12,335,138.75, 17,022,693.04 and 6,753,292.16 is: 9,319,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,335,138.75 : 17,022,693.04 = 6,753,292.16 : x
  2. Step 2: Convert to fraction form
    12,335,138.75/17,022,693.04 = 6,753,292.16/x
  3. Step 3: Cross multiply
    12,335,138.75x = 17,022,693.04 × 6,753,292.16
  4. Step 4: Simplify right side
    12,335,138.75x = 114,959,219,347,121.89
  5. Step 5: Solve for x
    x = 114,959,219,347,121.89/12,335,138.75
  6. Step 6: Final answer
    x = 9,319,653.52

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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.