Home / 20,240,941.50-30,361,441.41-8,273,677.50

Finding the Fourth Proportional to 20,240,941.50, 30,361,441.41 and 8,273,677.50

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Solution

The fourth proportional to 20,240,941.50, 30,361,441.41 and 8,273,677.50 is: 12,410,528.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240,941.50 : 30,361,441.41 = 8,273,677.50 : x
  2. Step 2: Convert to fraction form
    20,240,941.50/30,361,441.41 = 8,273,677.50/x
  3. Step 3: Cross multiply
    20,240,941.50x = 30,361,441.41 × 8,273,677.50
  4. Step 4: Simplify right side
    20,240,941.50x = 251,200,774,661,485.28
  5. Step 5: Solve for x
    x = 251,200,774,661,485.28/20,240,941.50
  6. Step 6: Final answer
    x = 12,410,528.17

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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.