Home / 14,001,876-21,006,356.40-3,904,498.08

Finding the Fourth Proportional to 14,001,876, 21,006,356.40 and 3,904,498.08

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Solution

The fourth proportional to 14,001,876, 21,006,356.40 and 3,904,498.08 is: 5,857,734.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001,876 : 21,006,356.40 = 3,904,498.08 : x
  2. Step 2: Convert to fraction form
    14,001,876/21,006,356.40 = 3,904,498.08/x
  3. Step 3: Cross multiply
    14,001,876x = 21,006,356.40 × 3,904,498.08
  4. Step 4: Simplify right side
    14,001,876x = 82,019,278,231,595.70
  5. Step 5: Solve for x
    x = 82,019,278,231,595.70/14,001,876
  6. Step 6: Final answer
    x = 5,857,734.94

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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.