Home / 13,185,322.90-18,181,879.44-9,754,707.22

Finding the Fourth Proportional to 13,185,322.90, 18,181,879.44 and 9,754,707.22

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Solution

The fourth proportional to 13,185,322.90, 18,181,879.44 and 9,754,707.22 is: 13,451,237.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,185,322.90 : 18,181,879.44 = 9,754,707.22 : x
  2. Step 2: Convert to fraction form
    13,185,322.90/18,181,879.44 = 9,754,707.22/x
  3. Step 3: Cross multiply
    13,185,322.90x = 18,181,879.44 × 9,754,707.22
  4. Step 4: Simplify right side
    13,185,322.90x = 177,358,910,646,537.59
  5. Step 5: Solve for x
    x = 177,358,910,646,537.59/13,185,322.90
  6. Step 6: Final answer
    x = 13,451,237.56

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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.