Home / 11,353,550.51-15,667,914.80-7,279,169.39

Finding the Fourth Proportional to 11,353,550.51, 15,667,914.80 and 7,279,169.39

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Solution

The fourth proportional to 11,353,550.51, 15,667,914.80 and 7,279,169.39 is: 10,045,263.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,353,550.51 : 15,667,914.80 = 7,279,169.39 : x
  2. Step 2: Convert to fraction form
    11,353,550.51/15,667,914.80 = 7,279,169.39/x
  3. Step 3: Cross multiply
    11,353,550.51x = 15,667,914.80 × 7,279,169.39
  4. Step 4: Simplify right side
    11,353,550.51x = 114,049,405,780,892.12
  5. Step 5: Solve for x
    x = 114,049,405,780,892.12/11,353,550.51
  6. Step 6: Final answer
    x = 10,045,263.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.