Home / 12,001,120.52-16,561,588.13-6,494,493.98

Finding the Fourth Proportional to 12,001,120.52, 16,561,588.13 and 6,494,493.98

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Solution

The fourth proportional to 12,001,120.52, 16,561,588.13 and 6,494,493.98 is: 8,962,424.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,120.52 : 16,561,588.13 = 6,494,493.98 : x
  2. Step 2: Convert to fraction form
    12,001,120.52/16,561,588.13 = 6,494,493.98/x
  3. Step 3: Cross multiply
    12,001,120.52x = 16,561,588.13 × 6,494,493.98
  4. Step 4: Simplify right side
    12,001,120.52x = 107,559,134,294,244.05
  5. Step 5: Solve for x
    x = 107,559,134,294,244.05/12,001,120.52
  6. Step 6: Final answer
    x = 8,962,424.31

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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.