Home / 16,489,703.60-24,734,555.40-8,427,546.80

Finding the Fourth Proportional to 16,489,703.60, 24,734,555.40 and 8,427,546.80

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Solution

The fourth proportional to 16,489,703.60, 24,734,555.40 and 8,427,546.80 is: 12,641,320.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,489,703.60 : 24,734,555.40 = 8,427,546.80 : x
  2. Step 2: Convert to fraction form
    16,489,703.60/24,734,555.40 = 8,427,546.80/x
  3. Step 3: Cross multiply
    16,489,703.60x = 24,734,555.40 × 8,427,546.80
  4. Step 4: Simplify right side
    16,489,703.60x = 208,451,623,210,692.72
  5. Step 5: Solve for x
    x = 208,451,623,210,692.72/16,489,703.60
  6. Step 6: Final answer
    x = 12,641,320.20

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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.