Home / 28,653,200.10-39,565,992.96-27,726,650.64

Finding the Fourth Proportional to 28,653,200.10, 39,565,992.96 and 27,726,650.64

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Solution

The fourth proportional to 28,653,200.10, 39,565,992.96 and 27,726,650.64 is: 38,286,559.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,653,200.10 : 39,565,992.96 = 27,726,650.64 : x
  2. Step 2: Convert to fraction form
    28,653,200.10/39,565,992.96 = 27,726,650.64/x
  3. Step 3: Cross multiply
    28,653,200.10x = 39,565,992.96 × 27,726,650.64
  4. Step 4: Simplify right side
    28,653,200.10x = 1,097,032,464,026,619.50
  5. Step 5: Solve for x
    x = 1,097,032,464,026,619.50/28,653,200.10
  6. Step 6: Final answer
    x = 38,286,559.97

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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.