Home / 8,078,419.28-11,148,165.48-4,593,758.36

Finding the Fourth Proportional to 8,078,419.28, 11,148,165.48 and 4,593,758.36

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Solution

The fourth proportional to 8,078,419.28, 11,148,165.48 and 4,593,758.36 is: 6,339,356.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,419.28 : 11,148,165.48 = 4,593,758.36 : x
  2. Step 2: Convert to fraction form
    8,078,419.28/11,148,165.48 = 4,593,758.36/x
  3. Step 3: Cross multiply
    8,078,419.28x = 11,148,165.48 × 4,593,758.36
  4. Step 4: Simplify right side
    8,078,419.28x = 51,211,978,372,413.42
  5. Step 5: Solve for x
    x = 51,211,978,372,413.42/8,078,419.28
  6. Step 6: Final answer
    x = 6,339,356.33

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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.