Home / 31,568,512.80-47,338,772.40-14,520,410.40

Finding the Fourth Proportional to 31,568,512.80, 47,338,772.40 and 14,520,410.40

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Solution

The fourth proportional to 31,568,512.80, 47,338,772.40 and 14,520,410.40 is: 21,774,177.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,568,512.80 : 47,338,772.40 = 14,520,410.40 : x
  2. Step 2: Convert to fraction form
    31,568,512.80/47,338,772.40 = 14,520,410.40/x
  3. Step 3: Cross multiply
    31,568,512.80x = 47,338,772.40 × 14,520,410.40
  4. Step 4: Simplify right side
    31,568,512.80x = 687,378,403,080,193
  5. Step 5: Solve for x
    x = 687,378,403,080,193/31,568,512.80
  6. Step 6: Final answer
    x = 21,774,177.56

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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.