Home / 12,001,186.98-16,561,679.85-6,494,560.46

Finding the Fourth Proportional to 12,001,186.98, 16,561,679.85 and 6,494,560.46

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Solution

The fourth proportional to 12,001,186.98, 16,561,679.85 and 6,494,560.46 is: 8,962,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,186.98 : 16,561,679.85 = 6,494,560.46 : x
  2. Step 2: Convert to fraction form
    12,001,186.98/16,561,679.85 = 6,494,560.46/x
  3. Step 3: Cross multiply
    12,001,186.98x = 16,561,679.85 × 6,494,560.46
  4. Step 4: Simplify right side
    12,001,186.98x = 107,560,831,022,180.33
  5. Step 5: Solve for x
    x = 107,560,831,022,180.33/12,001,186.98
  6. Step 6: Final answer
    x = 8,962,516.06

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1.5x scale

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.