Home / 12,395,734.20-18,593,601.30-9,036,502.20

Finding the Fourth Proportional to 12,395,734.20, 18,593,601.30 and 9,036,502.20

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Solution

The fourth proportional to 12,395,734.20, 18,593,601.30 and 9,036,502.20 is: 13,554,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,395,734.20 : 18,593,601.30 = 9,036,502.20 : x
  2. Step 2: Convert to fraction form
    12,395,734.20/18,593,601.30 = 9,036,502.20/x
  3. Step 3: Cross multiply
    12,395,734.20x = 18,593,601.30 × 9,036,502.20
  4. Step 4: Simplify right side
    12,395,734.20x = 168,021,119,053,372.84
  5. Step 5: Solve for x
    x = 168,021,119,053,372.84/12,395,734.20
  6. Step 6: Final answer
    x = 13,554,753.30

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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.