Home / 31,173,214-43,017,764.40-17,233,681.90

Finding the Fourth Proportional to 31,173,214, 43,017,764.40 and 17,233,681.90

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Solution

The fourth proportional to 31,173,214, 43,017,764.40 and 17,233,681.90 is: 23,781,778.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,173,214 : 43,017,764.40 = 17,233,681.90 : x
  2. Step 2: Convert to fraction form
    31,173,214/43,017,764.40 = 17,233,681.90/x
  3. Step 3: Cross multiply
    31,173,214x = 43,017,764.40 × 17,233,681.90
  4. Step 4: Simplify right side
    31,173,214x = 741,354,467,718,744.25
  5. Step 5: Solve for x
    x = 741,354,467,718,744.25/31,173,214
  6. Step 6: Final answer
    x = 23,781,778.41

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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.