Home / 20,020,066.68-27,626,619.06-11,317,720.44

Finding the Fourth Proportional to 20,020,066.68, 27,626,619.06 and 11,317,720.44

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Solution

The fourth proportional to 20,020,066.68, 27,626,619.06 and 11,317,720.44 is: 15,617,847.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,020,066.68 : 27,626,619.06 = 11,317,720.44 : x
  2. Step 2: Convert to fraction form
    20,020,066.68/27,626,619.06 = 11,317,720.44/x
  3. Step 3: Cross multiply
    20,020,066.68x = 27,626,619.06 × 11,317,720.44
  4. Step 4: Simplify right side
    20,020,066.68x = 312,670,351,223,455.56
  5. Step 5: Solve for x
    x = 312,670,351,223,455.56/20,020,066.68
  6. Step 6: Final answer
    x = 15,617,847.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.