Home / 27,847,437.48-38,427,539.91-15,456,556.13

Finding the Fourth Proportional to 27,847,437.48, 38,427,539.91 and 15,456,556.13

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Solution

The fourth proportional to 27,847,437.48, 38,427,539.91 and 15,456,556.13 is: 21,328,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,847,437.48 : 38,427,539.91 = 15,456,556.13 : x
  2. Step 2: Convert to fraction form
    27,847,437.48/38,427,539.91 = 15,456,556.13/x
  3. Step 3: Cross multiply
    27,847,437.48x = 38,427,539.91 × 15,456,556.13
  4. Step 4: Simplify right side
    27,847,437.48x = 593,957,427,306,630.38
  5. Step 5: Solve for x
    x = 593,957,427,306,630.38/27,847,437.48
  6. Step 6: Final answer
    x = 21,328,979.65

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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.