Home / 10,946,720.10-16,392,086.55-8,091,372.90

Finding the Fourth Proportional to 10,946,720.10, 16,392,086.55 and 8,091,372.90

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Solution

The fourth proportional to 10,946,720.10, 16,392,086.55 and 8,091,372.90 is: 12,116,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946,720.10 : 16,392,086.55 = 8,091,372.90 : x
  2. Step 2: Convert to fraction form
    10,946,720.10/16,392,086.55 = 8,091,372.90/x
  3. Step 3: Cross multiply
    10,946,720.10x = 16,392,086.55 × 8,091,372.90
  4. Step 4: Simplify right side
    10,946,720.10x = 132,634,484,885,124.50
  5. Step 5: Solve for x
    x = 132,634,484,885,124.50/10,946,720.10
  6. Step 6: Final answer
    x = 12,116,367.61

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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.