Home / 69,489,273.60-104,199,948.72-28,537,766.64

Finding the Fourth Proportional to 69,489,273.60, 104,199,948.72 and 28,537,766.64

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Solution

The fourth proportional to 69,489,273.60, 104,199,948.72 and 28,537,766.64 is: 42,792,702.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,489,273.60 : 104,199,948.72 = 28,537,766.64 : x
  2. Step 2: Convert to fraction form
    69,489,273.60/104,199,948.72 = 28,537,766.64/x
  3. Step 3: Cross multiply
    69,489,273.60x = 104,199,948.72 × 28,537,766.64
  4. Step 4: Simplify right side
    69,489,273.60x = 2,973,633,820,471,326.50
  5. Step 5: Solve for x
    x = 2,973,633,820,471,326.50/69,489,273.60
  6. Step 6: Final answer
    x = 42,792,702.62

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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.