Home / 12,193,770.12-16,832,136.79-9,146,848.20

Finding the Fourth Proportional to 12,193,770.12, 16,832,136.79 and 9,146,848.20

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Solution

The fourth proportional to 12,193,770.12, 16,832,136.79 and 9,146,848.20 is: 12,626,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,193,770.12 : 16,832,136.79 = 9,146,848.20 : x
  2. Step 2: Convert to fraction form
    12,193,770.12/16,832,136.79 = 9,146,848.20/x
  3. Step 3: Cross multiply
    12,193,770.12x = 16,832,136.79 × 9,146,848.20
  4. Step 4: Simplify right side
    12,193,770.12x = 153,961,000,099,765.25
  5. Step 5: Solve for x
    x = 153,961,000,099,765.25/12,193,770.12
  6. Step 6: Final answer
    x = 12,626,201.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.