Home / 9,356,270.24-12,912,773.28-5,685,786.56

Finding the Fourth Proportional to 9,356,270.24, 12,912,773.28 and 5,685,786.56

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Solution

The fourth proportional to 9,356,270.24, 12,912,773.28 and 5,685,786.56 is: 7,847,066.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,356,270.24 : 12,912,773.28 = 5,685,786.56 : x
  2. Step 2: Convert to fraction form
    9,356,270.24/12,912,773.28 = 5,685,786.56/x
  3. Step 3: Cross multiply
    9,356,270.24x = 12,912,773.28 × 5,685,786.56
  4. Step 4: Simplify right side
    9,356,270.24x = 73,419,272,767,751.11
  5. Step 5: Solve for x
    x = 73,419,272,767,751.11/9,356,270.24
  6. Step 6: Final answer
    x = 7,847,066.29

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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.