Home / 20,172,036.84-27,836,859.78-11,004,677.16

Finding the Fourth Proportional to 20,172,036.84, 27,836,859.78 and 11,004,677.16

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Solution

The fourth proportional to 20,172,036.84, 27,836,859.78 and 11,004,677.16 is: 15,186,153.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,172,036.84 : 27,836,859.78 = 11,004,677.16 : x
  2. Step 2: Convert to fraction form
    20,172,036.84/27,836,859.78 = 11,004,677.16/x
  3. Step 3: Cross multiply
    20,172,036.84x = 27,836,859.78 × 11,004,677.16
  4. Step 4: Simplify right side
    20,172,036.84x = 306,335,655,027,088.62
  5. Step 5: Solve for x
    x = 306,335,655,027,088.62/20,172,036.84
  6. Step 6: Final answer
    x = 15,186,153.86

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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.