Home / 12,001,133.70-16,561,606.23-6,494,507.15

Finding the Fourth Proportional to 12,001,133.70, 16,561,606.23 and 6,494,507.15

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Solution

The fourth proportional to 12,001,133.70, 16,561,606.23 and 6,494,507.15 is: 8,962,442.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,133.70 : 16,561,606.23 = 6,494,507.15 : x
  2. Step 2: Convert to fraction form
    12,001,133.70/16,561,606.23 = 6,494,507.15/x
  3. Step 3: Cross multiply
    12,001,133.70x = 16,561,606.23 × 6,494,507.15
  4. Step 4: Simplify right side
    12,001,133.70x = 107,559,469,993,411.52
  5. Step 5: Solve for x
    x = 107,559,469,993,411.52/12,001,133.70
  6. Step 6: Final answer
    x = 8,962,442.44

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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.