Home / 13,702,433.90-20,553,650.85-8,029,064.30

Finding the Fourth Proportional to 13,702,433.90, 20,553,650.85 and 8,029,064.30

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Solution

The fourth proportional to 13,702,433.90, 20,553,650.85 and 8,029,064.30 is: 12,043,596.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,702,433.90 : 20,553,650.85 = 8,029,064.30 : x
  2. Step 2: Convert to fraction form
    13,702,433.90/20,553,650.85 = 8,029,064.30/x
  3. Step 3: Cross multiply
    13,702,433.90x = 20,553,650.85 × 8,029,064.30
  4. Step 4: Simplify right side
    13,702,433.90x = 165,026,584,274,399.66
  5. Step 5: Solve for x
    x = 165,026,584,274,399.66/13,702,433.90
  6. Step 6: Final answer
    x = 12,043,596.45

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Similar ratio
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1.5x scale

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.