Home / 17,125,320.77-25,693,691.53-11,390,662.32

Finding the Fourth Proportional to 17,125,320.77, 25,693,691.53 and 11,390,662.32

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Solution

The fourth proportional to 17,125,320.77, 25,693,691.53 and 11,390,662.32 is: 17,089,791.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,125,320.77 : 25,693,691.53 = 11,390,662.32 : x
  2. Step 2: Convert to fraction form
    17,125,320.77/25,693,691.53 = 11,390,662.32/x
  3. Step 3: Cross multiply
    17,125,320.77x = 25,693,691.53 × 11,390,662.32
  4. Step 4: Simplify right side
    17,125,320.77x = 292,668,163,972,474.19
  5. Step 5: Solve for x
    x = 292,668,163,972,474.19/17,125,320.77
  6. Step 6: Final answer
    x = 17,089,791.65

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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.