Home / 7,449,408.29-11,171,750.46-3,188,432.45

Finding the Fourth Proportional to 7,449,408.29, 11,171,750.46 and 3,188,432.45

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Solution

The fourth proportional to 7,449,408.29, 11,171,750.46 and 3,188,432.45 is: 4,781,637.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449,408.29 : 11,171,750.46 = 3,188,432.45 : x
  2. Step 2: Convert to fraction form
    7,449,408.29/11,171,750.46 = 3,188,432.45/x
  3. Step 3: Cross multiply
    7,449,408.29x = 11,171,750.46 × 3,188,432.45
  4. Step 4: Simplify right side
    7,449,408.29x = 35,620,371,634,107.67
  5. Step 5: Solve for x
    x = 35,620,371,634,107.67/7,449,408.29
  6. Step 6: Final answer
    x = 4,781,637.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.