Home / 12,561,355.40-18,842,033.10-6,170,285.30

Finding the Fourth Proportional to 12,561,355.40, 18,842,033.10 and 6,170,285.30

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Solution

The fourth proportional to 12,561,355.40, 18,842,033.10 and 6,170,285.30 is: 9,255,427.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,561,355.40 : 18,842,033.10 = 6,170,285.30 : x
  2. Step 2: Convert to fraction form
    12,561,355.40/18,842,033.10 = 6,170,285.30/x
  3. Step 3: Cross multiply
    12,561,355.40x = 18,842,033.10 × 6,170,285.30
  4. Step 4: Simplify right side
    12,561,355.40x = 116,260,719,859,043.44
  5. Step 5: Solve for x
    x = 116,260,719,859,043.44/12,561,355.40
  6. Step 6: Final answer
    x = 9,255,427.95

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Similar ratio
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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.