Home / 12,101,794.80-18,152,692.20-4,913,563.20

Finding the Fourth Proportional to 12,101,794.80, 18,152,692.20 and 4,913,563.20

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Solution

The fourth proportional to 12,101,794.80, 18,152,692.20 and 4,913,563.20 is: 7,370,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,101,794.80 : 18,152,692.20 = 4,913,563.20 : x
  2. Step 2: Convert to fraction form
    12,101,794.80/18,152,692.20 = 4,913,563.20/x
  3. Step 3: Cross multiply
    12,101,794.80x = 18,152,692.20 × 4,913,563.20
  4. Step 4: Simplify right side
    12,101,794.80x = 89,194,400,374,847.05
  5. Step 5: Solve for x
    x = 89,194,400,374,847.05/12,101,794.80
  6. Step 6: Final answer
    x = 7,370,344.80

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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.