Home / 18,376,503.62-27,565,515.41-5,422,654.35

Finding the Fourth Proportional to 18,376,503.62, 27,565,515.41 and 5,422,654.35

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Solution

The fourth proportional to 18,376,503.62, 27,565,515.41 and 5,422,654.35 is: 8,134,205.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,376,503.62 : 27,565,515.41 = 5,422,654.35 : x
  2. Step 2: Convert to fraction form
    18,376,503.62/27,565,515.41 = 5,422,654.35/x
  3. Step 3: Cross multiply
    18,376,503.62x = 27,565,515.41 × 5,422,654.35
  4. Step 4: Simplify right side
    18,376,503.62x = 149,478,262,020,915.25
  5. Step 5: Solve for x
    x = 149,478,262,020,915.25/18,376,503.62
  6. Step 6: Final answer
    x = 8,134,205.79

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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.