Home / 11,992,416.52-17,989,884.89-3,906,021.84

Finding the Fourth Proportional to 11,992,416.52, 17,989,884.89 and 3,906,021.84

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Solution

The fourth proportional to 11,992,416.52, 17,989,884.89 and 3,906,021.84 is: 5,859,443.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,992,416.52 : 17,989,884.89 = 3,906,021.84 : x
  2. Step 2: Convert to fraction form
    11,992,416.52/17,989,884.89 = 3,906,021.84/x
  3. Step 3: Cross multiply
    11,992,416.52x = 17,989,884.89 × 3,906,021.84
  4. Step 4: Simplify right side
    11,992,416.52x = 70,268,883,169,946.47
  5. Step 5: Solve for x
    x = 70,268,883,169,946.47/11,992,416.52
  6. Step 6: Final answer
    x = 5,859,443.18

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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.