Home / 11,821,390.70-17,732,086.05-2,845,942.70

Finding the Fourth Proportional to 11,821,390.70, 17,732,086.05 and 2,845,942.70

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Solution

The fourth proportional to 11,821,390.70, 17,732,086.05 and 2,845,942.70 is: 4,268,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,390.70 : 17,732,086.05 = 2,845,942.70 : x
  2. Step 2: Convert to fraction form
    11,821,390.70/17,732,086.05 = 2,845,942.70/x
  3. Step 3: Cross multiply
    11,821,390.70x = 17,732,086.05 × 2,845,942.70
  4. Step 4: Simplify right side
    11,821,390.70x = 50,464,500,849,769.34
  5. Step 5: Solve for x
    x = 50,464,500,849,769.34/11,821,390.70
  6. Step 6: Final answer
    x = 4,268,914.05

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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.