Home / 8,538,301.70-12,814,710.15-3,493,232.90

Finding the Fourth Proportional to 8,538,301.70, 12,814,710.15 and 3,493,232.90

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Solution

The fourth proportional to 8,538,301.70, 12,814,710.15 and 3,493,232.90 is: 5,242,818.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,301.70 : 12,814,710.15 = 3,493,232.90 : x
  2. Step 2: Convert to fraction form
    8,538,301.70/12,814,710.15 = 3,493,232.90/x
  3. Step 3: Cross multiply
    8,538,301.70x = 12,814,710.15 × 3,493,232.90
  4. Step 4: Simplify right side
    8,538,301.70x = 44,764,767,099,943.94
  5. Step 5: Solve for x
    x = 44,764,767,099,943.94/8,538,301.70
  6. Step 6: Final answer
    x = 5,242,818.62

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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.