Home / 7,259,687.56-10,889,457.43-1,868,317.03

Finding the Fourth Proportional to 7,259,687.56, 10,889,457.43 and 1,868,317.03

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Solution

The fourth proportional to 7,259,687.56, 10,889,457.43 and 1,868,317.03 is: 2,802,456.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,259,687.56 : 10,889,457.43 = 1,868,317.03 : x
  2. Step 2: Convert to fraction form
    7,259,687.56/10,889,457.43 = 1,868,317.03/x
  3. Step 3: Cross multiply
    7,259,687.56x = 10,889,457.43 × 1,868,317.03
  4. Step 4: Simplify right side
    7,259,687.56x = 20,344,958,763,929.03
  5. Step 5: Solve for x
    x = 20,344,958,763,929.03/7,259,687.56
  6. Step 6: Final answer
    x = 2,802,456.52

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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.