Home / 17,081,379.20-25,590,964.80-8,086,102.40

Finding the Fourth Proportional to 17,081,379.20, 25,590,964.80 and 8,086,102.40

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Solution

The fourth proportional to 17,081,379.20, 25,590,964.80 and 8,086,102.40 is: 12,114,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081,379.20 : 25,590,964.80 = 8,086,102.40 : x
  2. Step 2: Convert to fraction form
    17,081,379.20/25,590,964.80 = 8,086,102.40/x
  3. Step 3: Cross multiply
    17,081,379.20x = 25,590,964.80 × 8,086,102.40
  4. Step 4: Simplify right side
    17,081,379.20x = 206,931,161,887,595.53
  5. Step 5: Solve for x
    x = 206,931,161,887,595.53/17,081,379.20
  6. Step 6: Final answer
    x = 12,114,429.37

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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.