Home / 20,240,111.20-30,374,163.60-14,564,408.80

Finding the Fourth Proportional to 20,240,111.20, 30,374,163.60 and 14,564,408.80

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Solution

The fourth proportional to 20,240,111.20, 30,374,163.60 and 14,564,408.80 is: 21,856,685.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,111.20 : 30,374,163.60 = 14,564,408.80 : x
  2. Step 2: Convert to fraction form
    20,240,111.20/30,374,163.60 = 14,564,408.80/x
  3. Step 3: Cross multiply
    20,240,111.20x = 30,374,163.60 × 14,564,408.80
  4. Step 4: Simplify right side
    20,240,111.20x = 442,381,735,628,479.75
  5. Step 5: Solve for x
    x = 442,381,735,628,479.75/20,240,111.20
  6. Step 6: Final answer
    x = 21,856,685.04

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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.