Home / 12,714,522.78-17,545,919.46-6,913,305.71

Finding the Fourth Proportional to 12,714,522.78, 17,545,919.46 and 6,913,305.71

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Solution

The fourth proportional to 12,714,522.78, 17,545,919.46 and 6,913,305.71 is: 9,540,295.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,714,522.78 : 17,545,919.46 = 6,913,305.71 : x
  2. Step 2: Convert to fraction form
    12,714,522.78/17,545,919.46 = 6,913,305.71/x
  3. Step 3: Cross multiply
    12,714,522.78x = 17,545,919.46 × 6,913,305.71
  4. Step 4: Simplify right side
    12,714,522.78x = 121,300,305,190,018.12
  5. Step 5: Solve for x
    x = 121,300,305,190,018.12/12,714,522.78
  6. Step 6: Final answer
    x = 9,540,295.56

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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.