Home / 21,952,185.14-30,293,991.82-12,029,309.80

Finding the Fourth Proportional to 21,952,185.14, 30,293,991.82 and 12,029,309.80

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Solution

The fourth proportional to 21,952,185.14, 30,293,991.82 and 12,029,309.80 is: 16,600,434.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,952,185.14 : 30,293,991.82 = 12,029,309.80 : x
  2. Step 2: Convert to fraction form
    21,952,185.14/30,293,991.82 = 12,029,309.80/x
  3. Step 3: Cross multiply
    21,952,185.14x = 30,293,991.82 × 12,029,309.80
  4. Step 4: Simplify right side
    21,952,185.14x = 364,415,812,681,445.88
  5. Step 5: Solve for x
    x = 364,415,812,681,445.88/21,952,185.14
  6. Step 6: Final answer
    x = 16,600,434.55

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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.