Home / 8,109,997.28-11,190,591.84-4,925,768

Finding the Fourth Proportional to 8,109,997.28, 11,190,591.84 and 4,925,768

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Solution

The fourth proportional to 8,109,997.28, 11,190,591.84 and 4,925,768 is: 6,796,828.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,109,997.28 : 11,190,591.84 = 4,925,768 : x
  2. Step 2: Convert to fraction form
    8,109,997.28/11,190,591.84 = 4,925,768/x
  3. Step 3: Cross multiply
    8,109,997.28x = 11,190,591.84 × 4,925,768
  4. Step 4: Simplify right side
    8,109,997.28x = 55,122,259,186,533.12
  5. Step 5: Solve for x
    x = 55,122,259,186,533.12/8,109,997.28
  6. Step 6: Final answer
    x = 6,796,828.32

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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.