Home / 12,097,195.70-18,145,793.55-9,073,886.90

Finding the Fourth Proportional to 12,097,195.70, 18,145,793.55 and 9,073,886.90

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Solution

The fourth proportional to 12,097,195.70, 18,145,793.55 and 9,073,886.90 is: 13,610,830.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,195.70 : 18,145,793.55 = 9,073,886.90 : x
  2. Step 2: Convert to fraction form
    12,097,195.70/18,145,793.55 = 9,073,886.90/x
  3. Step 3: Cross multiply
    12,097,195.70x = 18,145,793.55 × 9,073,886.90
  4. Step 4: Simplify right side
    12,097,195.70x = 164,652,878,383,449.50
  5. Step 5: Solve for x
    x = 164,652,878,383,449.50/12,097,195.70
  6. Step 6: Final answer
    x = 13,610,830.35

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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.