Home / 5,188,718.56-7,159,960.38-2,896,457.44

Finding the Fourth Proportional to 5,188,718.56, 7,159,960.38 and 2,896,457.44

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Solution

The fourth proportional to 5,188,718.56, 7,159,960.38 and 2,896,457.44 is: 3,996,848.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,188,718.56 : 7,159,960.38 = 2,896,457.44 : x
  2. Step 2: Convert to fraction form
    5,188,718.56/7,159,960.38 = 2,896,457.44/x
  3. Step 3: Cross multiply
    5,188,718.56x = 7,159,960.38 × 2,896,457.44
  4. Step 4: Simplify right side
    5,188,718.56x = 20,738,520,505,718.04
  5. Step 5: Solve for x
    x = 20,738,520,505,718.04/5,188,718.56
  6. Step 6: Final answer
    x = 3,996,848.22

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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.