Home / 21,335,575.61-29,443,184.06-11,546,020.25

Finding the Fourth Proportional to 21,335,575.61, 29,443,184.06 and 11,546,020.25

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Solution

The fourth proportional to 21,335,575.61, 29,443,184.06 and 11,546,020.25 is: 15,933,556.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,335,575.61 : 29,443,184.06 = 11,546,020.25 : x
  2. Step 2: Convert to fraction form
    21,335,575.61/29,443,184.06 = 11,546,020.25/x
  3. Step 3: Cross multiply
    21,335,575.61x = 29,443,184.06 × 11,546,020.25
  4. Step 4: Simplify right side
    21,335,575.61x = 339,951,599,176,291.19
  5. Step 5: Solve for x
    x = 339,951,599,176,291.19/21,335,575.61
  6. Step 6: Final answer
    x = 15,933,556.49

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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.