Home / 10,589,313.24-15,883,971.78-7,400,667.48

Finding the Fourth Proportional to 10,589,313.24, 15,883,971.78 and 7,400,667.48

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Solution

The fourth proportional to 10,589,313.24, 15,883,971.78 and 7,400,667.48 is: 11,101,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589,313.24 : 15,883,971.78 = 7,400,667.48 : x
  2. Step 2: Convert to fraction form
    10,589,313.24/15,883,971.78 = 7,400,667.48/x
  3. Step 3: Cross multiply
    10,589,313.24x = 15,883,971.78 × 7,400,667.48
  4. Step 4: Simplify right side
    10,589,313.24x = 117,551,993,405,483.72
  5. Step 5: Solve for x
    x = 117,551,993,405,483.72/10,589,313.24
  6. Step 6: Final answer
    x = 11,101,002.56

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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.