Home / 3,886,359.48-5,360,399.10-3,369,188.61

Finding the Fourth Proportional to 3,886,359.48, 5,360,399.10 and 3,369,188.61

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Solution

The fourth proportional to 3,886,359.48, 5,360,399.10 and 3,369,188.61 is: 4,647,072.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,359.48 : 5,360,399.10 = 3,369,188.61 : x
  2. Step 2: Convert to fraction form
    3,886,359.48/5,360,399.10 = 3,369,188.61/x
  3. Step 3: Cross multiply
    3,886,359.48x = 5,360,399.10 × 3,369,188.61
  4. Step 4: Simplify right side
    3,886,359.48x = 18,060,195,592,774.25
  5. Step 5: Solve for x
    x = 18,060,195,592,774.25/3,886,359.48
  6. Step 6: Final answer
    x = 4,647,072.84

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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.