Home / 17,111,391.75-23,613,720.62-9,868,047.75

Finding the Fourth Proportional to 17,111,391.75, 23,613,720.62 and 9,868,047.75

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Solution

The fourth proportional to 17,111,391.75, 23,613,720.62 and 9,868,047.75 is: 13,617,905.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,111,391.75 : 23,613,720.62 = 9,868,047.75 : x
  2. Step 2: Convert to fraction form
    17,111,391.75/23,613,720.62 = 9,868,047.75/x
  3. Step 3: Cross multiply
    17,111,391.75x = 23,613,720.62 × 9,868,047.75
  4. Step 4: Simplify right side
    17,111,391.75x = 233,021,322,583,979.34
  5. Step 5: Solve for x
    x = 233,021,322,583,979.34/17,111,391.75
  6. Step 6: Final answer
    x = 13,617,905.90

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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.