Home / 10,801,114.90-16,201,672.35-9,979,969.30

Finding the Fourth Proportional to 10,801,114.90, 16,201,672.35 and 9,979,969.30

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Solution

The fourth proportional to 10,801,114.90, 16,201,672.35 and 9,979,969.30 is: 14,969,953.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,801,114.90 : 16,201,672.35 = 9,979,969.30 : x
  2. Step 2: Convert to fraction form
    10,801,114.90/16,201,672.35 = 9,979,969.30/x
  3. Step 3: Cross multiply
    10,801,114.90x = 16,201,672.35 × 9,979,969.30
  4. Step 4: Simplify right side
    10,801,114.90x = 161,692,192,661,658.88
  5. Step 5: Solve for x
    x = 161,692,192,661,658.88/10,801,114.90
  6. Step 6: Final answer
    x = 14,969,953.95

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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.