Home / 49,143,363.37-67,831,330.86-28,523,452.57

Finding the Fourth Proportional to 49,143,363.37, 67,831,330.86 and 28,523,452.57

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Solution

The fourth proportional to 49,143,363.37, 67,831,330.86 and 28,523,452.57 is: 39,370,193.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,143,363.37 : 67,831,330.86 = 28,523,452.57 : x
  2. Step 2: Convert to fraction form
    49,143,363.37/67,831,330.86 = 28,523,452.57/x
  3. Step 3: Cross multiply
    49,143,363.37x = 67,831,330.86 × 28,523,452.57
  4. Step 4: Simplify right side
    49,143,363.37x = 1,934,783,748,545,187.25
  5. Step 5: Solve for x
    x = 1,934,783,748,545,187.25/49,143,363.37
  6. Step 6: Final answer
    x = 39,370,193.98

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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.