Home / 19,842,133.54-27,375,966.72-11,466,451.96

Finding the Fourth Proportional to 19,842,133.54, 27,375,966.72 and 11,466,451.96

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Solution

The fourth proportional to 19,842,133.54, 27,375,966.72 and 11,466,451.96 is: 15,820,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,842,133.54 : 27,375,966.72 = 11,466,451.96 : x
  2. Step 2: Convert to fraction form
    19,842,133.54/27,375,966.72 = 11,466,451.96/x
  3. Step 3: Cross multiply
    19,842,133.54x = 27,375,966.72 × 11,466,451.96
  4. Step 4: Simplify right side
    19,842,133.54x = 313,905,207,122,112.81
  5. Step 5: Solve for x
    x = 313,905,207,122,112.81/19,842,133.54
  6. Step 6: Final answer
    x = 15,820,133.78

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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.