Home / 18,442,076.47-27,661,218.73-6,144,711.47

Finding the Fourth Proportional to 18,442,076.47, 27,661,218.73 and 6,144,711.47

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Solution

The fourth proportional to 18,442,076.47, 27,661,218.73 and 6,144,711.47 is: 9,216,435.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442,076.47 : 27,661,218.73 = 6,144,711.47 : x
  2. Step 2: Convert to fraction form
    18,442,076.47/27,661,218.73 = 6,144,711.47/x
  3. Step 3: Cross multiply
    18,442,076.47x = 27,661,218.73 × 6,144,711.47
  4. Step 4: Simplify right side
    18,442,076.47x = 169,970,208,004,409.84
  5. Step 5: Solve for x
    x = 169,970,208,004,409.84/18,442,076.47
  6. Step 6: Final answer
    x = 9,216,435.49

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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.