Home / 15,458,722.60-23,188,083.90-8,656,277.80

Finding the Fourth Proportional to 15,458,722.60, 23,188,083.90 and 8,656,277.80

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Solution

The fourth proportional to 15,458,722.60, 23,188,083.90 and 8,656,277.80 is: 12,984,416.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,458,722.60 : 23,188,083.90 = 8,656,277.80 : x
  2. Step 2: Convert to fraction form
    15,458,722.60/23,188,083.90 = 8,656,277.80/x
  3. Step 3: Cross multiply
    15,458,722.60x = 23,188,083.90 × 8,656,277.80
  4. Step 4: Simplify right side
    15,458,722.60x = 200,722,495,888,107.44
  5. Step 5: Solve for x
    x = 200,722,495,888,107.44/15,458,722.60
  6. Step 6: Final answer
    x = 12,984,416.70

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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.