Home / 12,358,366.20-18,542,798.10-5,965,327.80

Finding the Fourth Proportional to 12,358,366.20, 18,542,798.10 and 5,965,327.80

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Solution

The fourth proportional to 12,358,366.20, 18,542,798.10 and 5,965,327.80 is: 8,950,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,358,366.20 : 18,542,798.10 = 5,965,327.80 : x
  2. Step 2: Convert to fraction form
    12,358,366.20/18,542,798.10 = 5,965,327.80/x
  3. Step 3: Cross multiply
    12,358,366.20x = 18,542,798.10 × 5,965,327.80
  4. Step 4: Simplify right side
    12,358,366.20x = 110,613,868,995,717.19
  5. Step 5: Solve for x
    x = 110,613,868,995,717.19/12,358,366.20
  6. Step 6: Final answer
    x = 8,950,525.27

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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.