Home / 76,125,481.93-105,052,900.17-41,318,172.28

Finding the Fourth Proportional to 76,125,481.93, 105,052,900.17 and 41,318,172.28

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Solution

The fourth proportional to 76,125,481.93, 105,052,900.17 and 41,318,172.28 is: 57,018,933.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,125,481.93 : 105,052,900.17 = 41,318,172.28 : x
  2. Step 2: Convert to fraction form
    76,125,481.93/105,052,900.17 = 41,318,172.28/x
  3. Step 3: Cross multiply
    76,125,481.93x = 105,052,900.17 × 41,318,172.28
  4. Step 4: Simplify right side
    76,125,481.93x = 4,340,593,827,737,701.50
  5. Step 5: Solve for x
    x = 4,340,593,827,737,701.50/76,125,481.93
  6. Step 6: Final answer
    x = 57,018,933.97

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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.