Home / 76,127,052.60-105,052,519.46-41,318,995.70

Finding the Fourth Proportional to 76,127,052.60, 105,052,519.46 and 41,318,995.70

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Solution

The fourth proportional to 76,127,052.60, 105,052,519.46 and 41,318,995.70 is: 57,018,687.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,127,052.60 : 105,052,519.46 = 41,318,995.70 : x
  2. Step 2: Convert to fraction form
    76,127,052.60/105,052,519.46 = 41,318,995.70/x
  3. Step 3: Cross multiply
    76,127,052.60x = 105,052,519.46 × 41,318,995.70
  4. Step 4: Simplify right side
    76,127,052.60x = 4,340,664,600,207,835.50
  5. Step 5: Solve for x
    x = 4,340,664,600,207,835.50/76,127,052.60
  6. Step 6: Final answer
    x = 57,018,687.21

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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.