Home / 13,464,858.24-18,581,572.56-7,353,286.56

Finding the Fourth Proportional to 13,464,858.24, 18,581,572.56 and 7,353,286.56

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Solution

The fourth proportional to 13,464,858.24, 18,581,572.56 and 7,353,286.56 is: 10,147,572.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,858.24 : 18,581,572.56 = 7,353,286.56 : x
  2. Step 2: Convert to fraction form
    13,464,858.24/18,581,572.56 = 7,353,286.56/x
  3. Step 3: Cross multiply
    13,464,858.24x = 18,581,572.56 × 7,353,286.56
  4. Step 4: Simplify right side
    13,464,858.24x = 136,635,627,769,112.78
  5. Step 5: Solve for x
    x = 136,635,627,769,112.78/13,464,858.24
  6. Step 6: Final answer
    x = 10,147,572.69

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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.