Home / 31,666,959.36-43,700,221.44-17,179,960.32

Finding the Fourth Proportional to 31,666,959.36, 43,700,221.44 and 17,179,960.32

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Solution

The fourth proportional to 31,666,959.36, 43,700,221.44 and 17,179,960.32 is: 23,708,246.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,666,959.36 : 43,700,221.44 = 17,179,960.32 : x
  2. Step 2: Convert to fraction form
    31,666,959.36/43,700,221.44 = 17,179,960.32/x
  3. Step 3: Cross multiply
    31,666,959.36x = 43,700,221.44 × 17,179,960.32
  4. Step 4: Simplify right side
    31,666,959.36x = 750,768,070,314,413.25
  5. Step 5: Solve for x
    x = 750,768,070,314,413.25/31,666,959.36
  6. Step 6: Final answer
    x = 23,708,246.24

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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.