Home / 13,320,952.98-19,989,400.98-5,747,918.73

Finding the Fourth Proportional to 13,320,952.98, 19,989,400.98 and 5,747,918.73

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Solution

The fourth proportional to 13,320,952.98, 19,989,400.98 and 5,747,918.73 is: 8,625,317.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,320,952.98 : 19,989,400.98 = 5,747,918.73 : x
  2. Step 2: Convert to fraction form
    13,320,952.98/19,989,400.98 = 5,747,918.73/x
  3. Step 3: Cross multiply
    13,320,952.98x = 19,989,400.98 × 5,747,918.73
  4. Step 4: Simplify right side
    13,320,952.98x = 114,897,452,377,345.31
  5. Step 5: Solve for x
    x = 114,897,452,377,345.31/13,320,952.98
  6. Step 6: Final answer
    x = 8,625,317.76

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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.