Home / 39,001,604.20-58,502,406.30-18,846,212.20

Finding the Fourth Proportional to 39,001,604.20, 58,502,406.30 and 18,846,212.20

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Solution

The fourth proportional to 39,001,604.20, 58,502,406.30 and 18,846,212.20 is: 28,269,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,001,604.20 : 58,502,406.30 = 18,846,212.20 : x
  2. Step 2: Convert to fraction form
    39,001,604.20/58,502,406.30 = 18,846,212.20/x
  3. Step 3: Cross multiply
    39,001,604.20x = 58,502,406.30 × 18,846,212.20
  4. Step 4: Simplify right side
    39,001,604.20x = 1,102,548,763,340,416.75
  5. Step 5: Solve for x
    x = 1,102,548,763,340,416.75/39,001,604.20
  6. Step 6: Final answer
    x = 28,269,318.30

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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.