Home / 48,738,515.40-73,135,766.70-18,468,102.60

Finding the Fourth Proportional to 48,738,515.40, 73,135,766.70 and 18,468,102.60

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Solution

The fourth proportional to 48,738,515.40, 73,135,766.70 and 18,468,102.60 is: 27,712,761.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,738,515.40 : 73,135,766.70 = 18,468,102.60 : x
  2. Step 2: Convert to fraction form
    48,738,515.40/73,135,766.70 = 18,468,102.60/x
  3. Step 3: Cross multiply
    48,738,515.40x = 73,135,766.70 × 18,468,102.60
  4. Step 4: Simplify right side
    48,738,515.40x = 1,350,678,843,145,263.50
  5. Step 5: Solve for x
    x = 1,350,678,843,145,263.50/48,738,515.40
  6. Step 6: Final answer
    x = 27,712,761.29

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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.