Home / 9,019,772.80-13,528,218.99-2,628,530.17

Finding the Fourth Proportional to 9,019,772.80, 13,528,218.99 and 2,628,530.17

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Solution

The fourth proportional to 9,019,772.80, 13,528,218.99 and 2,628,530.17 is: 3,942,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,019,772.80 : 13,528,218.99 = 2,628,530.17 : x
  2. Step 2: Convert to fraction form
    9,019,772.80/13,528,218.99 = 2,628,530.17/x
  3. Step 3: Cross multiply
    9,019,772.80x = 13,528,218.99 × 2,628,530.17
  4. Step 4: Simplify right side
    9,019,772.80x = 35,559,331,761,581.93
  5. Step 5: Solve for x
    x = 35,559,331,761,581.93/9,019,772.80
  6. Step 6: Final answer
    x = 3,942,375.55

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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.