Home / 53,203,294.80-79,804,942.20-28,932,843.60

Finding the Fourth Proportional to 53,203,294.80, 79,804,942.20 and 28,932,843.60

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Solution

The fourth proportional to 53,203,294.80, 79,804,942.20 and 28,932,843.60 is: 43,399,265.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,203,294.80 : 79,804,942.20 = 28,932,843.60 : x
  2. Step 2: Convert to fraction form
    53,203,294.80/79,804,942.20 = 28,932,843.60/x
  3. Step 3: Cross multiply
    53,203,294.80x = 79,804,942.20 × 28,932,843.60
  4. Step 4: Simplify right side
    53,203,294.80x = 2,308,983,911,179,640
  5. Step 5: Solve for x
    x = 2,308,983,911,179,640/53,203,294.80
  6. Step 6: Final answer
    x = 43,399,265.40

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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.