Home / 28,817,164.78-43,222,552.52-7,251,772.30

Finding the Fourth Proportional to 28,817,164.78, 43,222,552.52 and 7,251,772.30

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Solution

The fourth proportional to 28,817,164.78, 43,222,552.52 and 7,251,772.30 is: 10,876,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817,164.78 : 43,222,552.52 = 7,251,772.30 : x
  2. Step 2: Convert to fraction form
    28,817,164.78/43,222,552.52 = 7,251,772.30/x
  3. Step 3: Cross multiply
    28,817,164.78x = 43,222,552.52 × 7,251,772.30
  4. Step 4: Simplify right side
    28,817,164.78x = 313,440,109,099,831.19
  5. Step 5: Solve for x
    x = 313,440,109,099,831.19/28,817,164.78
  6. Step 6: Final answer
    x = 10,876,854.52

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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.