Home / 27,957,729.47-41,917,108.84-12,387,094.62

Finding the Fourth Proportional to 27,957,729.47, 41,917,108.84 and 12,387,094.62

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Solution

The fourth proportional to 27,957,729.47, 41,917,108.84 and 12,387,094.62 is: 18,572,008.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957,729.47 : 41,917,108.84 = 12,387,094.62 : x
  2. Step 2: Convert to fraction form
    27,957,729.47/41,917,108.84 = 12,387,094.62/x
  3. Step 3: Cross multiply
    27,957,729.47x = 41,917,108.84 × 12,387,094.62
  4. Step 4: Simplify right side
    27,957,729.47x = 519,231,193,209,761.56
  5. Step 5: Solve for x
    x = 519,231,193,209,761.56/27,957,729.47
  6. Step 6: Final answer
    x = 18,572,008.64

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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.