Home / 19,251,716.62-28,877,640.86-4,874,777.74

Finding the Fourth Proportional to 19,251,716.62, 28,877,640.86 and 4,874,777.74

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Solution

The fourth proportional to 19,251,716.62, 28,877,640.86 and 4,874,777.74 is: 7,312,183.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,251,716.62 : 28,877,640.86 = 4,874,777.74 : x
  2. Step 2: Convert to fraction form
    19,251,716.62/28,877,640.86 = 4,874,777.74/x
  3. Step 3: Cross multiply
    19,251,716.62x = 28,877,640.86 × 4,874,777.74
  4. Step 4: Simplify right side
    19,251,716.62x = 140,772,080,848,042.47
  5. Step 5: Solve for x
    x = 140,772,080,848,042.47/19,251,716.62
  6. Step 6: Final answer
    x = 7,312,183.30

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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.