Home / 11,520,201.40-17,280,302.10-11,028,758.20

Finding the Fourth Proportional to 11,520,201.40, 17,280,302.10 and 11,028,758.20

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Solution

The fourth proportional to 11,520,201.40, 17,280,302.10 and 11,028,758.20 is: 16,543,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,520,201.40 : 17,280,302.10 = 11,028,758.20 : x
  2. Step 2: Convert to fraction form
    11,520,201.40/17,280,302.10 = 11,028,758.20/x
  3. Step 3: Cross multiply
    11,520,201.40x = 17,280,302.10 × 11,028,758.20
  4. Step 4: Simplify right side
    11,520,201.40x = 190,580,273,483,852.22
  5. Step 5: Solve for x
    x = 190,580,273,483,852.22/11,520,201.40
  6. Step 6: Final answer
    x = 16,543,137.30

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1.5x scale

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.