Home / 27,404,480.78-37,813,376.87-15,638,377.04

Finding the Fourth Proportional to 27,404,480.78, 37,813,376.87 and 15,638,377.04

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Solution

The fourth proportional to 27,404,480.78, 37,813,376.87 and 15,638,377.04 is: 21,578,217.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,404,480.78 : 37,813,376.87 = 15,638,377.04 : x
  2. Step 2: Convert to fraction form
    27,404,480.78/37,813,376.87 = 15,638,377.04/x
  3. Step 3: Cross multiply
    27,404,480.78x = 37,813,376.87 × 15,638,377.04
  4. Step 4: Simplify right side
    27,404,480.78x = 591,339,844,381,416.38
  5. Step 5: Solve for x
    x = 591,339,844,381,416.38/27,404,480.78
  6. Step 6: Final answer
    x = 21,578,217.42

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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.