Home / 31,284,968.75-43,171,752.59-17,346,890.30

Finding the Fourth Proportional to 31,284,968.75, 43,171,752.59 and 17,346,890.30

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Solution

The fourth proportional to 31,284,968.75, 43,171,752.59 and 17,346,890.30 is: 23,937,874.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,284,968.75 : 43,171,752.59 = 17,346,890.30 : x
  2. Step 2: Convert to fraction form
    31,284,968.75/43,171,752.59 = 17,346,890.30/x
  3. Step 3: Cross multiply
    31,284,968.75x = 43,171,752.59 × 17,346,890.30
  4. Step 4: Simplify right side
    31,284,968.75x = 748,895,656,237,471
  5. Step 5: Solve for x
    x = 748,895,656,237,471/31,284,968.75
  6. Step 6: Final answer
    x = 23,937,874.52

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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.