Home / 31,727,927.60-47,591,891.84-20,942,705.51

Finding the Fourth Proportional to 31,727,927.60, 47,591,891.84 and 20,942,705.51

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Solution

The fourth proportional to 31,727,927.60, 47,591,891.84 and 20,942,705.51 is: 31,414,058.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727,927.60 : 47,591,891.84 = 20,942,705.51 : x
  2. Step 2: Convert to fraction form
    31,727,927.60/47,591,891.84 = 20,942,705.51/x
  3. Step 3: Cross multiply
    31,727,927.60x = 47,591,891.84 × 20,942,705.51
  4. Step 4: Simplify right side
    31,727,927.60x = 996,702,975,468,892.25
  5. Step 5: Solve for x
    x = 996,702,975,468,892.25/31,727,927.60
  6. Step 6: Final answer
    x = 31,414,058.56

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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.