Home / 28,548,043.02-39,396,339.23-15,495,304.64

Finding the Fourth Proportional to 28,548,043.02, 39,396,339.23 and 15,495,304.64

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Solution

The fourth proportional to 28,548,043.02, 39,396,339.23 and 15,495,304.64 is: 21,383,542.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548,043.02 : 39,396,339.23 = 15,495,304.64 : x
  2. Step 2: Convert to fraction form
    28,548,043.02/39,396,339.23 = 15,495,304.64/x
  3. Step 3: Cross multiply
    28,548,043.02x = 39,396,339.23 × 15,495,304.64
  4. Step 4: Simplify right side
    28,548,043.02x = 610,458,277,795,174.88
  5. Step 5: Solve for x
    x = 610,458,277,795,174.88/28,548,043.02
  6. Step 6: Final answer
    x = 21,383,542.03

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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.