Home / 8,538,302.70-12,814,711.65-3,493,233.90

Finding the Fourth Proportional to 8,538,302.70, 12,814,711.65 and 3,493,233.90

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Solution

The fourth proportional to 8,538,302.70, 12,814,711.65 and 3,493,233.90 is: 5,242,820.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,302.70 : 12,814,711.65 = 3,493,233.90 : x
  2. Step 2: Convert to fraction form
    8,538,302.70/12,814,711.65 = 3,493,233.90/x
  3. Step 3: Cross multiply
    8,538,302.70x = 12,814,711.65 × 3,493,233.90
  4. Step 4: Simplify right side
    8,538,302.70x = 44,764,785,154,504.94
  5. Step 5: Solve for x
    x = 44,764,785,154,504.94/8,538,302.70
  6. Step 6: Final answer
    x = 5,242,820.12

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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.