Home / 13,486,514.55-20,229,771.83-13,392,036.15

Finding the Fourth Proportional to 13,486,514.55, 20,229,771.83 and 13,392,036.15

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Solution

The fourth proportional to 13,486,514.55, 20,229,771.83 and 13,392,036.15 is: 20,088,054.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,514.55 : 20,229,771.83 = 13,392,036.15 : x
  2. Step 2: Convert to fraction form
    13,486,514.55/20,229,771.83 = 13,392,036.15/x
  3. Step 3: Cross multiply
    13,486,514.55x = 20,229,771.83 × 13,392,036.15
  4. Step 4: Simplify right side
    13,486,514.55x = 270,917,835,586,651.47
  5. Step 5: Solve for x
    x = 270,917,835,586,651.47/13,486,514.55
  6. Step 6: Final answer
    x = 20,088,054.23

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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.