Home / 12,001,214.29-16,561,716.95-6,494,587.69

Finding the Fourth Proportional to 12,001,214.29, 16,561,716.95 and 6,494,587.69

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Solution

The fourth proportional to 12,001,214.29, 16,561,716.95 and 6,494,587.69 is: 8,962,553.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,001,214.29 : 16,561,716.95 = 6,494,587.69 : x
  2. Step 2: Convert to fraction form
    12,001,214.29/16,561,716.95 = 6,494,587.69/x
  3. Step 3: Cross multiply
    12,001,214.29x = 16,561,716.95 × 6,494,587.69
  4. Step 4: Simplify right side
    12,001,214.29x = 107,561,523,028,734.34
  5. Step 5: Solve for x
    x = 107,561,523,028,734.34/12,001,214.29
  6. Step 6: Final answer
    x = 8,962,553.32

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Double scale
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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.