Home / 20,950,299.54-31,433,125.68-8,822,815.92

Finding the Fourth Proportional to 20,950,299.54, 31,433,125.68 and 8,822,815.92

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Solution

The fourth proportional to 20,950,299.54, 31,433,125.68 and 8,822,815.92 is: 13,237,456.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,950,299.54 : 31,433,125.68 = 8,822,815.92 : x
  2. Step 2: Convert to fraction form
    20,950,299.54/31,433,125.68 = 8,822,815.92/x
  3. Step 3: Cross multiply
    20,950,299.54x = 31,433,125.68 × 8,822,815.92
  4. Step 4: Simplify right side
    20,950,299.54x = 277,328,681,664,864.81
  5. Step 5: Solve for x
    x = 277,328,681,664,864.81/20,950,299.54
  6. Step 6: Final answer
    x = 13,237,456.64

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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.