Home / 31,536,163.20-47,304,244.80-18,061,910.40

Finding the Fourth Proportional to 31,536,163.20, 47,304,244.80 and 18,061,910.40

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Solution

The fourth proportional to 31,536,163.20, 47,304,244.80 and 18,061,910.40 is: 27,092,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,536,163.20 : 47,304,244.80 = 18,061,910.40 : x
  2. Step 2: Convert to fraction form
    31,536,163.20/47,304,244.80 = 18,061,910.40/x
  3. Step 3: Cross multiply
    31,536,163.20x = 47,304,244.80 × 18,061,910.40
  4. Step 4: Simplify right side
    31,536,163.20x = 854,405,031,117,265.75
  5. Step 5: Solve for x
    x = 854,405,031,117,265.75/31,536,163.20
  6. Step 6: Final answer
    x = 27,092,865.60

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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.