Home / 30,109,866.39-41,551,615.58-17,057,125.26

Finding the Fourth Proportional to 30,109,866.39, 41,551,615.58 and 17,057,125.26

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Solution

The fourth proportional to 30,109,866.39, 41,551,615.58 and 17,057,125.26 is: 23,538,832.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,109,866.39 : 41,551,615.58 = 17,057,125.26 : x
  2. Step 2: Convert to fraction form
    30,109,866.39/41,551,615.58 = 17,057,125.26/x
  3. Step 3: Cross multiply
    30,109,866.39x = 41,551,615.58 × 17,057,125.26
  4. Step 4: Simplify right side
    30,109,866.39x = 708,751,111,618,142
  5. Step 5: Solve for x
    x = 708,751,111,618,142/30,109,866.39
  6. Step 6: Final answer
    x = 23,538,832.83

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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.