Home / 13,837,296.30-20,755,943.37-7,012,806.54

Finding the Fourth Proportional to 13,837,296.30, 20,755,943.37 and 7,012,806.54

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Solution

The fourth proportional to 13,837,296.30, 20,755,943.37 and 7,012,806.54 is: 10,519,209.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837,296.30 : 20,755,943.37 = 7,012,806.54 : x
  2. Step 2: Convert to fraction form
    13,837,296.30/20,755,943.37 = 7,012,806.54/x
  3. Step 3: Cross multiply
    13,837,296.30x = 20,755,943.37 × 7,012,806.54
  4. Step 4: Simplify right side
    13,837,296.30x = 145,557,415,409,005.66
  5. Step 5: Solve for x
    x = 145,557,415,409,005.66/13,837,296.30
  6. Step 6: Final answer
    x = 10,519,209.26

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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.