Home / 12,596,922.20-18,895,383.30-5,407,232.60

Finding the Fourth Proportional to 12,596,922.20, 18,895,383.30 and 5,407,232.60

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Solution

The fourth proportional to 12,596,922.20, 18,895,383.30 and 5,407,232.60 is: 8,110,848.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,922.20 : 18,895,383.30 = 5,407,232.60 : x
  2. Step 2: Convert to fraction form
    12,596,922.20/18,895,383.30 = 5,407,232.60/x
  3. Step 3: Cross multiply
    12,596,922.20x = 18,895,383.30 × 5,407,232.60
  4. Step 4: Simplify right side
    12,596,922.20x = 102,171,732,569,255.58
  5. Step 5: Solve for x
    x = 102,171,732,569,255.58/12,596,922.20
  6. Step 6: Final answer
    x = 8,110,848.90

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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.