Home / 76,840,961.04-115,076,754.27-43,951,822.29

Finding the Fourth Proportional to 76,840,961.04, 115,076,754.27 and 43,951,822.29

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Solution

The fourth proportional to 76,840,961.04, 115,076,754.27 and 43,951,822.29 is: 65,822,095.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,840,961.04 : 115,076,754.27 = 43,951,822.29 : x
  2. Step 2: Convert to fraction form
    76,840,961.04/115,076,754.27 = 43,951,822.29/x
  3. Step 3: Cross multiply
    76,840,961.04x = 115,076,754.27 × 43,951,822.29
  4. Step 4: Simplify right side
    76,840,961.04x = 5,057,833,053,385,038
  5. Step 5: Solve for x
    x = 5,057,833,053,385,038/76,840,961.04
  6. Step 6: Final answer
    x = 65,822,095.21

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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.