Home / 11,191,806.60-16,787,709.90-10,310,008.20

Finding the Fourth Proportional to 11,191,806.60, 16,787,709.90 and 10,310,008.20

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Solution

The fourth proportional to 11,191,806.60, 16,787,709.90 and 10,310,008.20 is: 15,465,012.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,191,806.60 : 16,787,709.90 = 10,310,008.20 : x
  2. Step 2: Convert to fraction form
    11,191,806.60/16,787,709.90 = 10,310,008.20/x
  3. Step 3: Cross multiply
    11,191,806.60x = 16,787,709.90 × 10,310,008.20
  4. Step 4: Simplify right side
    11,191,806.60x = 173,081,426,728,221.16
  5. Step 5: Solve for x
    x = 173,081,426,728,221.16/11,191,806.60
  6. Step 6: Final answer
    x = 15,465,012.30

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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.