Home / 12,001,129.19-16,561,600.00-6,494,502.65

Finding the Fourth Proportional to 12,001,129.19, 16,561,600.00 and 6,494,502.65

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Solution

The fourth proportional to 12,001,129.19, 16,561,600.00 and 6,494,502.65 is: 8,962,436.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,129.19 : 16,561,600.00 = 6,494,502.65 : x
  2. Step 2: Convert to fraction form
    12,001,129.19/16,561,600.00 = 6,494,502.65/x
  3. Step 3: Cross multiply
    12,001,129.19x = 16,561,600.00 × 6,494,502.65
  4. Step 4: Simplify right side
    12,001,129.19x = 107,559,354,989,195.73
  5. Step 5: Solve for x
    x = 107,559,354,989,195.73/12,001,129.19
  6. Step 6: Final answer
    x = 8,962,436.23

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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.