Home / 26,951,056.40-40,426,584.60-7,782,438.80

Finding the Fourth Proportional to 26,951,056.40, 40,426,584.60 and 7,782,438.80

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Solution

The fourth proportional to 26,951,056.40, 40,426,584.60 and 7,782,438.80 is: 11,673,658.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,951,056.40 : 40,426,584.60 = 7,782,438.80 : x
  2. Step 2: Convert to fraction form
    26,951,056.40/40,426,584.60 = 7,782,438.80/x
  3. Step 3: Cross multiply
    26,951,056.40x = 40,426,584.60 × 7,782,438.80
  4. Step 4: Simplify right side
    26,951,056.40x = 314,617,420,542,522.50
  5. Step 5: Solve for x
    x = 314,617,420,542,522.50/26,951,056.40
  6. Step 6: Final answer
    x = 11,673,658.20

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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.