Home / 39,228,793.40-58,843,190.10-12,302,406.20

Finding the Fourth Proportional to 39,228,793.40, 58,843,190.10 and 12,302,406.20

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Solution

The fourth proportional to 39,228,793.40, 58,843,190.10 and 12,302,406.20 is: 18,453,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228,793.40 : 58,843,190.10 = 12,302,406.20 : x
  2. Step 2: Convert to fraction form
    39,228,793.40/58,843,190.10 = 12,302,406.20/x
  3. Step 3: Cross multiply
    39,228,793.40x = 58,843,190.10 × 12,302,406.20
  4. Step 4: Simplify right side
    39,228,793.40x = 723,912,826,714,018.62
  5. Step 5: Solve for x
    x = 723,912,826,714,018.62/39,228,793.40
  6. Step 6: Final answer
    x = 18,453,609.30

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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.