Home / 8,105,183.64-12,157,773-3,055,313.16

Finding the Fourth Proportional to 8,105,183.64, 12,157,773 and 3,055,313.16

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Solution

The fourth proportional to 8,105,183.64, 12,157,773 and 3,055,313.16 is: 4,582,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,105,183.64 : 12,157,773 = 3,055,313.16 : x
  2. Step 2: Convert to fraction form
    8,105,183.64/12,157,773 = 3,055,313.16/x
  3. Step 3: Cross multiply
    8,105,183.64x = 12,157,773 × 3,055,313.16
  4. Step 4: Simplify right side
    8,105,183.64x = 37,145,803,843,192.68
  5. Step 5: Solve for x
    x = 37,145,803,843,192.68/8,105,183.64
  6. Step 6: Final answer
    x = 4,582,968.81

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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.