Home / 51,133,540.80-76,700,311.20-17,055,998.40

Finding the Fourth Proportional to 51,133,540.80, 76,700,311.20 and 17,055,998.40

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Solution

The fourth proportional to 51,133,540.80, 76,700,311.20 and 17,055,998.40 is: 25,583,997.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,133,540.80 : 76,700,311.20 = 17,055,998.40 : x
  2. Step 2: Convert to fraction form
    51,133,540.80/76,700,311.20 = 17,055,998.40/x
  3. Step 3: Cross multiply
    51,133,540.80x = 76,700,311.20 × 17,055,998.40
  4. Step 4: Simplify right side
    51,133,540.80x = 1,308,200,385,106,702
  5. Step 5: Solve for x
    x = 1,308,200,385,106,702/51,133,540.80
  6. Step 6: Final answer
    x = 25,583,997.60

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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.