Home / 17,259,155.19-23,821,709.78-9,921,245.31

Finding the Fourth Proportional to 17,259,155.19, 23,821,709.78 and 9,921,245.31

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Solution

The fourth proportional to 17,259,155.19, 23,821,709.78 and 9,921,245.31 is: 13,693,661.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,259,155.19 : 23,821,709.78 = 9,921,245.31 : x
  2. Step 2: Convert to fraction form
    17,259,155.19/23,821,709.78 = 9,921,245.31/x
  3. Step 3: Cross multiply
    17,259,155.19x = 23,821,709.78 × 9,921,245.31
  4. Step 4: Simplify right side
    17,259,155.19x = 236,341,026,455,809.25
  5. Step 5: Solve for x
    x = 236,341,026,455,809.25/17,259,155.19
  6. Step 6: Final answer
    x = 13,693,661.36

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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.