Home / 76,654,747.78-105,785,152.41-41,848,905.22

Finding the Fourth Proportional to 76,654,747.78, 105,785,152.41 and 41,848,905.22

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Solution

The fourth proportional to 76,654,747.78, 105,785,152.41 and 41,848,905.22 is: 57,752,362.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,654,747.78 : 105,785,152.41 = 41,848,905.22 : x
  2. Step 2: Convert to fraction form
    76,654,747.78/105,785,152.41 = 41,848,905.22/x
  3. Step 3: Cross multiply
    76,654,747.78x = 105,785,152.41 × 41,848,905.22
  4. Step 4: Simplify right side
    76,654,747.78x = 4,426,992,816,889,344.50
  5. Step 5: Solve for x
    x = 4,426,992,816,889,344.50/76,654,747.78
  6. Step 6: Final answer
    x = 57,752,362.97

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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.