Home / 14,788,982.97-20,405,297.39-8,590,347

Finding the Fourth Proportional to 14,788,982.97, 20,405,297.39 and 8,590,347

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Solution

The fourth proportional to 14,788,982.97, 20,405,297.39 and 8,590,347 is: 11,852,646.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,788,982.97 : 20,405,297.39 = 8,590,347 : x
  2. Step 2: Convert to fraction form
    14,788,982.97/20,405,297.39 = 8,590,347/x
  3. Step 3: Cross multiply
    14,788,982.97x = 20,405,297.39 × 8,590,347
  4. Step 4: Simplify right side
    14,788,982.97x = 175,288,585,175,342.59
  5. Step 5: Solve for x
    x = 175,288,585,175,342.59/14,788,982.97
  6. Step 6: Final answer
    x = 11,852,646.36

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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.