Home / 10,813,573.80-16,229,546.10-4,428,408.60

Finding the Fourth Proportional to 10,813,573.80, 16,229,546.10 and 4,428,408.60

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Solution

The fourth proportional to 10,813,573.80, 16,229,546.10 and 4,428,408.60 is: 6,646,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,813,573.80 : 16,229,546.10 = 4,428,408.60 : x
  2. Step 2: Convert to fraction form
    10,813,573.80/16,229,546.10 = 4,428,408.60/x
  3. Step 3: Cross multiply
    10,813,573.80x = 16,229,546.10 × 4,428,408.60
  4. Step 4: Simplify right side
    10,813,573.80x = 71,871,061,523,336.45
  5. Step 5: Solve for x
    x = 71,871,061,523,336.45/10,813,573.80
  6. Step 6: Final answer
    x = 6,646,374.53

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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.