Home / 12,761,830.45-17,611,535.94-6,960,612.23

Finding the Fourth Proportional to 12,761,830.45, 17,611,535.94 and 6,960,612.23

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Solution

The fourth proportional to 12,761,830.45, 17,611,535.94 and 6,960,612.23 is: 9,605,759.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,761,830.45 : 17,611,535.94 = 6,960,612.23 : x
  2. Step 2: Convert to fraction form
    12,761,830.45/17,611,535.94 = 6,960,612.23/x
  3. Step 3: Cross multiply
    12,761,830.45x = 17,611,535.94 × 6,960,612.23
  4. Step 4: Simplify right side
    12,761,830.45x = 122,587,072,497,077.39
  5. Step 5: Solve for x
    x = 122,587,072,497,077.39/12,761,830.45
  6. Step 6: Final answer
    x = 9,605,759.38

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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.