Home / 9,019,772.31-13,528,218.24-2,628,529.68

Finding the Fourth Proportional to 9,019,772.31, 13,528,218.24 and 2,628,529.68

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Solution

The fourth proportional to 9,019,772.31, 13,528,218.24 and 2,628,529.68 is: 3,942,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019,772.31 : 13,528,218.24 = 2,628,529.68 : x
  2. Step 2: Convert to fraction form
    9,019,772.31/13,528,218.24 = 2,628,529.68/x
  3. Step 3: Cross multiply
    9,019,772.31x = 13,528,218.24 × 2,628,529.68
  4. Step 4: Simplify right side
    9,019,772.31x = 35,559,323,161,357.37
  5. Step 5: Solve for x
    x = 35,559,323,161,357.37/9,019,772.31
  6. Step 6: Final answer
    x = 3,942,374.81

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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.