Home / 29,040,074.60-43,560,111.90-19,970,148.20

Finding the Fourth Proportional to 29,040,074.60, 43,560,111.90 and 19,970,148.20

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Solution

The fourth proportional to 29,040,074.60, 43,560,111.90 and 19,970,148.20 is: 29,955,222.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,040,074.60 : 43,560,111.90 = 19,970,148.20 : x
  2. Step 2: Convert to fraction form
    29,040,074.60/43,560,111.90 = 19,970,148.20/x
  3. Step 3: Cross multiply
    29,040,074.60x = 43,560,111.90 × 19,970,148.20
  4. Step 4: Simplify right side
    29,040,074.60x = 869,901,890,251,583.50
  5. Step 5: Solve for x
    x = 869,901,890,251,583.50/29,040,074.60
  6. Step 6: Final answer
    x = 29,955,222.30

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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.