Home / 31,654,063.81-43,687,195.82-18,240,119.52

Finding the Fourth Proportional to 31,654,063.81, 43,687,195.82 and 18,240,119.52

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Solution

The fourth proportional to 31,654,063.81, 43,687,195.82 and 18,240,119.52 is: 25,174,008.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,654,063.81 : 43,687,195.82 = 18,240,119.52 : x
  2. Step 2: Convert to fraction form
    31,654,063.81/43,687,195.82 = 18,240,119.52/x
  3. Step 3: Cross multiply
    31,654,063.81x = 43,687,195.82 × 18,240,119.52
  4. Step 4: Simplify right side
    31,654,063.81x = 796,859,673,250,444.38
  5. Step 5: Solve for x
    x = 796,859,673,250,444.38/31,654,063.81
  6. Step 6: Final answer
    x = 25,174,008.56

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1.5x scale

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.