Home / 11,731,808.20-17,597,712.30-10,313,465.80

Finding the Fourth Proportional to 11,731,808.20, 17,597,712.30 and 10,313,465.80

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Solution

The fourth proportional to 11,731,808.20, 17,597,712.30 and 10,313,465.80 is: 15,470,198.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731,808.20 : 17,597,712.30 = 10,313,465.80 : x
  2. Step 2: Convert to fraction form
    11,731,808.20/17,597,712.30 = 10,313,465.80/x
  3. Step 3: Cross multiply
    11,731,808.20x = 17,597,712.30 × 10,313,465.80
  4. Step 4: Simplify right side
    11,731,808.20x = 181,493,403,964,289.38
  5. Step 5: Solve for x
    x = 181,493,403,964,289.38/11,731,808.20
  6. Step 6: Final answer
    x = 15,470,198.70

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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.