Home / 8,538,302.20-12,814,710.90-3,493,233.40

Finding the Fourth Proportional to 8,538,302.20, 12,814,710.90 and 3,493,233.40

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Solution

The fourth proportional to 8,538,302.20, 12,814,710.90 and 3,493,233.40 is: 5,242,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,538,302.20 : 12,814,710.90 = 3,493,233.40 : x
  2. Step 2: Convert to fraction form
    8,538,302.20/12,814,710.90 = 3,493,233.40/x
  3. Step 3: Cross multiply
    8,538,302.20x = 12,814,710.90 × 3,493,233.40
  4. Step 4: Simplify right side
    8,538,302.20x = 44,764,776,127,224.06
  5. Step 5: Solve for x
    x = 44,764,776,127,224.06/8,538,302.20
  6. Step 6: Final answer
    x = 5,242,819.37

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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.