Home / 31,120,690.14-42,906,631.79-25,518,295.27

Finding the Fourth Proportional to 31,120,690.14, 42,906,631.79 and 25,518,295.27

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Solution

The fourth proportional to 31,120,690.14, 42,906,631.79 and 25,518,295.27 is: 35,182,513.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120,690.14 : 42,906,631.79 = 25,518,295.27 : x
  2. Step 2: Convert to fraction form
    31,120,690.14/42,906,631.79 = 25,518,295.27/x
  3. Step 3: Cross multiply
    31,120,690.14x = 42,906,631.79 × 25,518,295.27
  4. Step 4: Simplify right side
    31,120,690.14x = 1,094,904,099,014,917.62
  5. Step 5: Solve for x
    x = 1,094,904,099,014,917.62/31,120,690.14
  6. Step 6: Final answer
    x = 35,182,513.44

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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.