Home / 53,204,589-79,806,883.50-12,815,073

Finding the Fourth Proportional to 53,204,589, 79,806,883.50 and 12,815,073

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Solution

The fourth proportional to 53,204,589, 79,806,883.50 and 12,815,073 is: 19,222,609.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204,589 : 79,806,883.50 = 12,815,073 : x
  2. Step 2: Convert to fraction form
    53,204,589/79,806,883.50 = 12,815,073/x
  3. Step 3: Cross multiply
    53,204,589x = 79,806,883.50 × 12,815,073
  4. Step 4: Simplify right side
    53,204,589x = 1,022,731,037,954,995.50
  5. Step 5: Solve for x
    x = 1,022,731,037,954,995.50/53,204,589
  6. Step 6: Final answer
    x = 19,222,609.50

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.