Home / 11,976,716.20-17,967,407.10-3,457,330.60

Finding the Fourth Proportional to 11,976,716.20, 17,967,407.10 and 3,457,330.60

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Solution

The fourth proportional to 11,976,716.20, 17,967,407.10 and 3,457,330.60 is: 5,186,669.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,716.20 : 17,967,407.10 = 3,457,330.60 : x
  2. Step 2: Convert to fraction form
    11,976,716.20/17,967,407.10 = 3,457,330.60/x
  3. Step 3: Cross multiply
    11,976,716.20x = 17,967,407.10 × 3,457,330.60
  4. Step 4: Simplify right side
    11,976,716.20x = 62,119,266,369,487.27
  5. Step 5: Solve for x
    x = 62,119,266,369,487.27/11,976,716.20
  6. Step 6: Final answer
    x = 5,186,669.31

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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.