Home / 12,098,103.30-16,701,553.08-8,198,461.44

Finding the Fourth Proportional to 12,098,103.30, 16,701,553.08 and 8,198,461.44

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Solution

The fourth proportional to 12,098,103.30, 16,701,553.08 and 8,198,461.44 is: 11,318,058.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,098,103.30 : 16,701,553.08 = 8,198,461.44 : x
  2. Step 2: Convert to fraction form
    12,098,103.30/16,701,553.08 = 8,198,461.44/x
  3. Step 3: Cross multiply
    12,098,103.30x = 16,701,553.08 × 8,198,461.44
  4. Step 4: Simplify right side
    12,098,103.30x = 136,927,038,914,493.25
  5. Step 5: Solve for x
    x = 136,927,038,914,493.25/12,098,103.30
  6. Step 6: Final answer
    x = 11,318,058.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.