Home / 12,798,546.60-19,197,819.90-9,397,324.20

Finding the Fourth Proportional to 12,798,546.60, 19,197,819.90 and 9,397,324.20

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Solution

The fourth proportional to 12,798,546.60, 19,197,819.90 and 9,397,324.20 is: 14,095,986.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,798,546.60 : 19,197,819.90 = 9,397,324.20 : x
  2. Step 2: Convert to fraction form
    12,798,546.60/19,197,819.90 = 9,397,324.20/x
  3. Step 3: Cross multiply
    12,798,546.60x = 19,197,819.90 × 9,397,324.20
  4. Step 4: Simplify right side
    12,798,546.60x = 180,408,137,533,511.56
  5. Step 5: Solve for x
    x = 180,408,137,533,511.56/12,798,546.60
  6. Step 6: Final answer
    x = 14,095,986.30

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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.