Home / 12,950,949.98-19,404,474.96-7,822,605.62

Finding the Fourth Proportional to 12,950,949.98, 19,404,474.96 and 7,822,605.62

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Solution

The fourth proportional to 12,950,949.98, 19,404,474.96 and 7,822,605.62 is: 11,720,650.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,949.98 : 19,404,474.96 = 7,822,605.62 : x
  2. Step 2: Convert to fraction form
    12,950,949.98/19,404,474.96 = 7,822,605.62/x
  3. Step 3: Cross multiply
    12,950,949.98x = 19,404,474.96 × 7,822,605.62
  4. Step 4: Simplify right side
    12,950,949.98x = 151,793,554,875,245.28
  5. Step 5: Solve for x
    x = 151,793,554,875,245.28/12,950,949.98
  6. Step 6: Final answer
    x = 11,720,650.23

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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.