Home / 49,143,362.37-67,831,329.48-28,523,451.57

Finding the Fourth Proportional to 49,143,362.37, 67,831,329.48 and 28,523,451.57

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Solution

The fourth proportional to 49,143,362.37, 67,831,329.48 and 28,523,451.57 is: 39,370,192.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,362.37 : 67,831,329.48 = 28,523,451.57 : x
  2. Step 2: Convert to fraction form
    49,143,362.37/67,831,329.48 = 28,523,451.57/x
  3. Step 3: Cross multiply
    49,143,362.37x = 67,831,329.48 × 28,523,451.57
  4. Step 4: Simplify right side
    49,143,362.37x = 1,934,783,641,351,493.50
  5. Step 5: Solve for x
    x = 1,934,783,641,351,493.50/49,143,362.37
  6. Step 6: Final answer
    x = 39,370,192.60

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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.