Home / 31,161,802.03-43,005,513.21-17,222,857.07

Finding the Fourth Proportional to 31,161,802.03, 43,005,513.21 and 17,222,857.07

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Solution

The fourth proportional to 31,161,802.03, 43,005,513.21 and 17,222,857.07 is: 23,768,773.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161,802.03 : 43,005,513.21 = 17,222,857.07 : x
  2. Step 2: Convert to fraction form
    31,161,802.03/43,005,513.21 = 17,222,857.07/x
  3. Step 3: Cross multiply
    31,161,802.03x = 43,005,513.21 × 17,222,857.07
  4. Step 4: Simplify right side
    31,161,802.03x = 740,677,807,055,092.25
  5. Step 5: Solve for x
    x = 740,677,807,055,092.25/31,161,802.03
  6. Step 6: Final answer
    x = 23,768,773.27

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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.