Home / 12,761,844.16-17,611,554.84-6,960,625.92

Finding the Fourth Proportional to 12,761,844.16, 17,611,554.84 and 6,960,625.92

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Solution

The fourth proportional to 12,761,844.16, 17,611,554.84 and 6,960,625.92 is: 9,605,778.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,844.16 : 17,611,554.84 = 6,960,625.92 : x
  2. Step 2: Convert to fraction form
    12,761,844.16/17,611,554.84 = 6,960,625.92/x
  3. Step 3: Cross multiply
    12,761,844.16x = 17,611,554.84 × 6,960,625.92
  4. Step 4: Simplify right side
    12,761,844.16x = 122,587,445,110,805.45
  5. Step 5: Solve for x
    x = 122,587,445,110,805.45/12,761,844.16
  6. Step 6: Final answer
    x = 9,605,778.25

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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.