Home / 47,389,411.74-71,086,873.23-13,313,414.82

Finding the Fourth Proportional to 47,389,411.74, 71,086,873.23 and 13,313,414.82

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Solution

The fourth proportional to 47,389,411.74, 71,086,873.23 and 13,313,414.82 is: 19,970,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,411.74 : 71,086,873.23 = 13,313,414.82 : x
  2. Step 2: Convert to fraction form
    47,389,411.74/71,086,873.23 = 13,313,414.82/x
  3. Step 3: Cross multiply
    47,389,411.74x = 71,086,873.23 × 13,313,414.82
  4. Step 4: Simplify right side
    47,389,411.74x = 946,409,031,567,743.38
  5. Step 5: Solve for x
    x = 946,409,031,567,743.38/47,389,411.74
  6. Step 6: Final answer
    x = 19,970,896.38

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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.