Home / 31,120,317.91-46,713,347.48-17,485,116.49

Finding the Fourth Proportional to 31,120,317.91, 46,713,347.48 and 17,485,116.49

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Solution

The fourth proportional to 31,120,317.91, 46,713,347.48 and 17,485,116.49 is: 26,246,143.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,120,317.91 : 46,713,347.48 = 17,485,116.49 : x
  2. Step 2: Convert to fraction form
    31,120,317.91/46,713,347.48 = 17,485,116.49/x
  3. Step 3: Cross multiply
    31,120,317.91x = 46,713,347.48 × 17,485,116.49
  4. Step 4: Simplify right side
    31,120,317.91x = 816,788,322,325,647.75
  5. Step 5: Solve for x
    x = 816,788,322,325,647.75/31,120,317.91
  6. Step 6: Final answer
    x = 26,246,143.27

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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.