Home / 39,392,221.20-59,093,861.40-12,463,069.20

Finding the Fourth Proportional to 39,392,221.20, 59,093,861.40 and 12,463,069.20

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Solution

The fourth proportional to 39,392,221.20, 59,093,861.40 and 12,463,069.20 is: 18,696,353.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,392,221.20 : 59,093,861.40 = 12,463,069.20 : x
  2. Step 2: Convert to fraction form
    39,392,221.20/59,093,861.40 = 12,463,069.20/x
  3. Step 3: Cross multiply
    39,392,221.20x = 59,093,861.40 × 12,463,069.20
  4. Step 4: Simplify right side
    39,392,221.20x = 736,490,883,923,408.88
  5. Step 5: Solve for x
    x = 736,490,883,923,408.88/39,392,221.20
  6. Step 6: Final answer
    x = 18,696,353.28

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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.