Home / 27,538,291.20-41,307,436.80-13,189,384.20

Finding the Fourth Proportional to 27,538,291.20, 41,307,436.80 and 13,189,384.20

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Solution

The fourth proportional to 27,538,291.20, 41,307,436.80 and 13,189,384.20 is: 19,784,076.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,538,291.20 : 41,307,436.80 = 13,189,384.20 : x
  2. Step 2: Convert to fraction form
    27,538,291.20/41,307,436.80 = 13,189,384.20/x
  3. Step 3: Cross multiply
    27,538,291.20x = 41,307,436.80 × 13,189,384.20
  4. Step 4: Simplify right side
    27,538,291.20x = 544,819,654,272,418.50
  5. Step 5: Solve for x
    x = 544,819,654,272,418.50/27,538,291.20
  6. Step 6: Final answer
    x = 19,784,076.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.