Home / 47,680,747.52-71,531,782.70-17,388,610.52

Finding the Fourth Proportional to 47,680,747.52, 71,531,782.70 and 17,388,610.52

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Solution

The fourth proportional to 47,680,747.52, 71,531,782.70 and 17,388,610.52 is: 26,086,803.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,680,747.52 : 71,531,782.70 = 17,388,610.52 : x
  2. Step 2: Convert to fraction form
    47,680,747.52/71,531,782.70 = 17,388,610.52/x
  3. Step 3: Cross multiply
    47,680,747.52x = 71,531,782.70 × 17,388,610.52
  4. Step 4: Simplify right side
    47,680,747.52x = 1,243,838,308,726,972
  5. Step 5: Solve for x
    x = 1,243,838,308,726,972/47,680,747.52
  6. Step 6: Final answer
    x = 26,086,803.87

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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.