Home / 12,245,269.98-18,370,562.16-3,725,385

Finding the Fourth Proportional to 12,245,269.98, 18,370,562.16 and 3,725,385

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Solution

The fourth proportional to 12,245,269.98, 18,370,562.16 and 3,725,385 is: 5,588,885.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,245,269.98 : 18,370,562.16 = 3,725,385 : x
  2. Step 2: Convert to fraction form
    12,245,269.98/18,370,562.16 = 3,725,385/x
  3. Step 3: Cross multiply
    12,245,269.98x = 18,370,562.16 × 3,725,385
  4. Step 4: Simplify right side
    12,245,269.98x = 68,437,416,712,431.60
  5. Step 5: Solve for x
    x = 68,437,416,712,431.60/12,245,269.98
  6. Step 6: Final answer
    x = 5,588,885.90

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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.