Home / 12,530,251.60-18,795,377.40-10,546,205.20

Finding the Fourth Proportional to 12,530,251.60, 18,795,377.40 and 10,546,205.20

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Solution

The fourth proportional to 12,530,251.60, 18,795,377.40 and 10,546,205.20 is: 15,819,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,530,251.60 : 18,795,377.40 = 10,546,205.20 : x
  2. Step 2: Convert to fraction form
    12,530,251.60/18,795,377.40 = 10,546,205.20/x
  3. Step 3: Cross multiply
    12,530,251.60x = 18,795,377.40 × 10,546,205.20
  4. Step 4: Simplify right side
    12,530,251.60x = 198,219,906,871,842.44
  5. Step 5: Solve for x
    x = 198,219,906,871,842.44/12,530,251.60
  6. Step 6: Final answer
    x = 15,819,307.80

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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.