Home / 13,081,897.31-19,621,348.67-3,498,023.17

Finding the Fourth Proportional to 13,081,897.31, 19,621,348.67 and 3,498,023.17

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Solution

The fourth proportional to 13,081,897.31, 19,621,348.67 and 3,498,023.17 is: 5,246,634.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,081,897.31 : 19,621,348.67 = 3,498,023.17 : x
  2. Step 2: Convert to fraction form
    13,081,897.31/19,621,348.67 = 3,498,023.17/x
  3. Step 3: Cross multiply
    13,081,897.31x = 19,621,348.67 × 3,498,023.17
  4. Step 4: Simplify right side
    13,081,897.31x = 68,635,932,307,580.43
  5. Step 5: Solve for x
    x = 68,635,932,307,580.43/13,081,897.31
  6. Step 6: Final answer
    x = 5,246,634.39

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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.