Home / 51,102,847.80-70,522,997.28-27,898,952.76

Finding the Fourth Proportional to 51,102,847.80, 70,522,997.28 and 27,898,952.76

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Solution

The fourth proportional to 51,102,847.80, 70,522,997.28 and 27,898,952.76 is: 38,501,137.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102,847.80 : 70,522,997.28 = 27,898,952.76 : x
  2. Step 2: Convert to fraction form
    51,102,847.80/70,522,997.28 = 27,898,952.76/x
  3. Step 3: Cross multiply
    51,102,847.80x = 70,522,997.28 × 27,898,952.76
  4. Step 4: Simplify right side
    51,102,847.80x = 1,967,517,769,608,328.75
  5. Step 5: Solve for x
    x = 1,967,517,769,608,328.75/51,102,847.80
  6. Step 6: Final answer
    x = 38,501,137.50

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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.