Home / 27,489,220.86-37,930,573.17-15,887,864.64

Finding the Fourth Proportional to 27,489,220.86, 37,930,573.17 and 15,887,864.64

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Solution

The fourth proportional to 27,489,220.86, 37,930,573.17 and 15,887,864.64 is: 21,922,622.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,489,220.86 : 37,930,573.17 = 15,887,864.64 : x
  2. Step 2: Convert to fraction form
    27,489,220.86/37,930,573.17 = 15,887,864.64/x
  3. Step 3: Cross multiply
    27,489,220.86x = 37,930,573.17 × 15,887,864.64
  4. Step 4: Simplify right side
    27,489,220.86x = 602,635,812,242,575.75
  5. Step 5: Solve for x
    x = 602,635,812,242,575.75/27,489,220.86
  6. Step 6: Final answer
    x = 21,922,622.52

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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.