Home / 27,982,856.88-41,975,787.06-8,815,114.08

Finding the Fourth Proportional to 27,982,856.88, 41,975,787.06 and 8,815,114.08

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Solution

The fourth proportional to 27,982,856.88, 41,975,787.06 and 8,815,114.08 is: 13,223,144.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982,856.88 : 41,975,787.06 = 8,815,114.08 : x
  2. Step 2: Convert to fraction form
    27,982,856.88/41,975,787.06 = 8,815,114.08/x
  3. Step 3: Cross multiply
    27,982,856.88x = 41,975,787.06 × 8,815,114.08
  4. Step 4: Simplify right side
    27,982,856.88x = 370,021,351,531,687.81
  5. Step 5: Solve for x
    x = 370,021,351,531,687.81/27,982,856.88
  6. Step 6: Final answer
    x = 13,223,144.20

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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.