Home / 29,290,427.80-43,893,651.30-21,553,696.60

Finding the Fourth Proportional to 29,290,427.80, 43,893,651.30 and 21,553,696.60

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Solution

The fourth proportional to 29,290,427.80, 43,893,651.30 and 21,553,696.60 is: 32,299,645.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,290,427.80 : 43,893,651.30 = 21,553,696.60 : x
  2. Step 2: Convert to fraction form
    29,290,427.80/43,893,651.30 = 21,553,696.60/x
  3. Step 3: Cross multiply
    29,290,427.80x = 43,893,651.30 × 21,553,696.60
  4. Step 4: Simplify right side
    29,290,427.80x = 946,070,442,786,395.62
  5. Step 5: Solve for x
    x = 946,070,442,786,395.62/29,290,427.80
  6. Step 6: Final answer
    x = 32,299,645.78

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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.