Home / 40,673,184.71-61,003,043.73-13,379,818.37

Finding the Fourth Proportional to 40,673,184.71, 61,003,043.73 and 13,379,818.37

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Solution

The fourth proportional to 40,673,184.71, 61,003,043.73 and 13,379,818.37 is: 20,067,512.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,673,184.71 : 61,003,043.73 = 13,379,818.37 : x
  2. Step 2: Convert to fraction form
    40,673,184.71/61,003,043.73 = 13,379,818.37/x
  3. Step 3: Cross multiply
    40,673,184.71x = 61,003,043.73 × 13,379,818.37
  4. Step 4: Simplify right side
    40,673,184.71x = 816,209,644,819,552.12
  5. Step 5: Solve for x
    x = 816,209,644,819,552.12/40,673,184.71
  6. Step 6: Final answer
    x = 20,067,512.56

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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.