Home / 5,064,617.64-6,989,192.88-2,772,991.56

Finding the Fourth Proportional to 5,064,617.64, 6,989,192.88 and 2,772,991.56

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Solution

The fourth proportional to 5,064,617.64, 6,989,192.88 and 2,772,991.56 is: 3,826,739.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,064,617.64 : 6,989,192.88 = 2,772,991.56 : x
  2. Step 2: Convert to fraction form
    5,064,617.64/6,989,192.88 = 2,772,991.56/x
  3. Step 3: Cross multiply
    5,064,617.64x = 6,989,192.88 × 2,772,991.56
  4. Step 4: Simplify right side
    5,064,617.64x = 19,380,972,867,452.09
  5. Step 5: Solve for x
    x = 19,380,972,867,452.09/5,064,617.64
  6. Step 6: Final answer
    x = 3,826,739.60

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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.