Home / 20,378,734.06-30,568,412.14-5,232,330.22

Finding the Fourth Proportional to 20,378,734.06, 30,568,412.14 and 5,232,330.22

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Solution

The fourth proportional to 20,378,734.06, 30,568,412.14 and 5,232,330.22 is: 7,848,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,378,734.06 : 30,568,412.14 = 5,232,330.22 : x
  2. Step 2: Convert to fraction form
    20,378,734.06/30,568,412.14 = 5,232,330.22/x
  3. Step 3: Cross multiply
    20,378,734.06x = 30,568,412.14 × 5,232,330.22
  4. Step 4: Simplify right side
    20,378,734.06x = 159,944,026,617,536.88
  5. Step 5: Solve for x
    x = 159,944,026,617,536.88/20,378,734.06
  6. Step 6: Final answer
    x = 7,848,575.19

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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.