Home / 12,100,167.10-18,150,250.65-10,840,455.10

Finding the Fourth Proportional to 12,100,167.10, 18,150,250.65 and 10,840,455.10

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Solution

The fourth proportional to 12,100,167.10, 18,150,250.65 and 10,840,455.10 is: 16,260,682.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,100,167.10 : 18,150,250.65 = 10,840,455.10 : x
  2. Step 2: Convert to fraction form
    12,100,167.10/18,150,250.65 = 10,840,455.10/x
  3. Step 3: Cross multiply
    12,100,167.10x = 18,150,250.65 × 10,840,455.10
  4. Step 4: Simplify right side
    12,100,167.10x = 196,756,977,225,070.78
  5. Step 5: Solve for x
    x = 196,756,977,225,070.78/12,100,167.10
  6. Step 6: Final answer
    x = 16,260,682.65

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Similar ratio
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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.