Home / 30,855,218.16-42,577,338.64-17,103,012.24

Finding the Fourth Proportional to 30,855,218.16, 42,577,338.64 and 17,103,012.24

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Solution

The fourth proportional to 30,855,218.16, 42,577,338.64 and 17,103,012.24 is: 23,600,570.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,855,218.16 : 42,577,338.64 = 17,103,012.24 : x
  2. Step 2: Convert to fraction form
    30,855,218.16/42,577,338.64 = 17,103,012.24/x
  3. Step 3: Cross multiply
    30,855,218.16x = 42,577,338.64 × 17,103,012.24
  4. Step 4: Simplify right side
    30,855,218.16x = 728,200,743,906,544.88
  5. Step 5: Solve for x
    x = 728,200,743,906,544.88/30,855,218.16
  6. Step 6: Final answer
    x = 23,600,570.25

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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.