Home / 27,858,476.40-41,787,714.60-8,689,202.70

Finding the Fourth Proportional to 27,858,476.40, 41,787,714.60 and 8,689,202.70

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Solution

The fourth proportional to 27,858,476.40, 41,787,714.60 and 8,689,202.70 is: 13,033,804.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,858,476.40 : 41,787,714.60 = 8,689,202.70 : x
  2. Step 2: Convert to fraction form
    27,858,476.40/41,787,714.60 = 8,689,202.70/x
  3. Step 3: Cross multiply
    27,858,476.40x = 41,787,714.60 × 8,689,202.70
  4. Step 4: Simplify right side
    27,858,476.40x = 363,101,922,529,149.38
  5. Step 5: Solve for x
    x = 363,101,922,529,149.38/27,858,476.40
  6. Step 6: Final answer
    x = 13,033,804.05

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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.