Home / 12,761,833.45-17,611,540.08-6,960,615.23

Finding the Fourth Proportional to 12,761,833.45, 17,611,540.08 and 6,960,615.23

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Solution

The fourth proportional to 12,761,833.45, 17,611,540.08 and 6,960,615.23 is: 9,605,763.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,833.45 : 17,611,540.08 = 6,960,615.23 : x
  2. Step 2: Convert to fraction form
    12,761,833.45/17,611,540.08 = 6,960,615.23/x
  3. Step 3: Cross multiply
    12,761,833.45x = 17,611,540.08 × 6,960,615.23
  4. Step 4: Simplify right side
    12,761,833.45x = 122,587,154,104,603.41
  5. Step 5: Solve for x
    x = 122,587,154,104,603.41/12,761,833.45
  6. Step 6: Final answer
    x = 9,605,763.51

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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.