Home / 7,110,876.78-9,811,297.17-4,319,919

Finding the Fourth Proportional to 7,110,876.78, 9,811,297.17 and 4,319,919

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Solution

The fourth proportional to 7,110,876.78, 9,811,297.17 and 4,319,919 is: 5,960,447.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,110,876.78 : 9,811,297.17 = 4,319,919 : x
  2. Step 2: Convert to fraction form
    7,110,876.78/9,811,297.17 = 4,319,919/x
  3. Step 3: Cross multiply
    7,110,876.78x = 9,811,297.17 × 4,319,919
  4. Step 4: Simplify right side
    7,110,876.78x = 42,384,009,059,329.23
  5. Step 5: Solve for x
    x = 42,384,009,059,329.23/7,110,876.78
  6. Step 6: Final answer
    x = 5,960,447.69

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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.