Home / 49,072,473.65-67,722,676.78-28,164,339.15

Finding the Fourth Proportional to 49,072,473.65, 67,722,676.78 and 28,164,339.15

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Solution

The fourth proportional to 49,072,473.65, 67,722,676.78 and 28,164,339.15 is: 38,868,316.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,072,473.65 : 67,722,676.78 = 28,164,339.15 : x
  2. Step 2: Convert to fraction form
    49,072,473.65/67,722,676.78 = 28,164,339.15/x
  3. Step 3: Cross multiply
    49,072,473.65x = 67,722,676.78 × 28,164,339.15
  4. Step 4: Simplify right side
    49,072,473.65x = 1,907,364,436,753,864
  5. Step 5: Solve for x
    x = 1,907,364,436,753,864/49,072,473.65
  6. Step 6: Final answer
    x = 38,868,316.49

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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.