Home / 37,131,095.52-51,241,795.20-20,834,776.80

Finding the Fourth Proportional to 37,131,095.52, 51,241,795.20 and 20,834,776.80

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Solution

The fourth proportional to 37,131,095.52, 51,241,795.20 and 20,834,776.80 is: 28,752,487.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,131,095.52 : 51,241,795.20 = 20,834,776.80 : x
  2. Step 2: Convert to fraction form
    37,131,095.52/51,241,795.20 = 20,834,776.80/x
  3. Step 3: Cross multiply
    37,131,095.52x = 51,241,795.20 × 20,834,776.80
  4. Step 4: Simplify right side
    37,131,095.52x = 1,067,611,365,823,311.50
  5. Step 5: Solve for x
    x = 1,067,611,365,823,311.50/37,131,095.52
  6. Step 6: Final answer
    x = 28,752,487.66

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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.