Home / 13,321,802.97-19,982,691.59-5,014,157.63

Finding the Fourth Proportional to 13,321,802.97, 19,982,691.59 and 5,014,157.63

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Solution

The fourth proportional to 13,321,802.97, 19,982,691.59 and 5,014,157.63 is: 7,521,231.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,321,802.97 : 19,982,691.59 = 5,014,157.63 : x
  2. Step 2: Convert to fraction form
    13,321,802.97/19,982,691.59 = 5,014,157.63/x
  3. Step 3: Cross multiply
    13,321,802.97x = 19,982,691.59 × 5,014,157.63
  4. Step 4: Simplify right side
    13,321,802.97x = 100,196,365,378,951.09
  5. Step 5: Solve for x
    x = 100,196,365,378,951.09/13,321,802.97
  6. Step 6: Final answer
    x = 7,521,231.59

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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.