Home / 21,624,858.54-29,842,383.78-11,701,741.26

Finding the Fourth Proportional to 21,624,858.54, 29,842,383.78 and 11,701,741.26

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Solution

The fourth proportional to 21,624,858.54, 29,842,383.78 and 11,701,741.26 is: 16,148,445.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,624,858.54 : 29,842,383.78 = 11,701,741.26 : x
  2. Step 2: Convert to fraction form
    21,624,858.54/29,842,383.78 = 11,701,741.26/x
  3. Step 3: Cross multiply
    21,624,858.54x = 29,842,383.78 × 11,701,741.26
  4. Step 4: Simplify right side
    21,624,858.54x = 349,207,853,575,180.75
  5. Step 5: Solve for x
    x = 349,207,853,575,180.75/21,624,858.54
  6. Step 6: Final answer
    x = 16,148,445.68

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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.