Home / 20,775,914.61-31,165,437.22-6,201,682.37

Finding the Fourth Proportional to 20,775,914.61, 31,165,437.22 and 6,201,682.37

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Solution

The fourth proportional to 20,775,914.61, 31,165,437.22 and 6,201,682.37 is: 9,302,990.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,775,914.61 : 31,165,437.22 = 6,201,682.37 : x
  2. Step 2: Convert to fraction form
    20,775,914.61/31,165,437.22 = 6,201,682.37/x
  3. Step 3: Cross multiply
    20,775,914.61x = 31,165,437.22 × 6,201,682.37
  4. Step 4: Simplify right side
    20,775,914.61x = 193,278,142,560,615.81
  5. Step 5: Solve for x
    x = 193,278,142,560,615.81/20,775,914.61
  6. Step 6: Final answer
    x = 9,302,990.80

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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.