Home / 49,517,762.45-68,334,759.77-30,943,688.09

Finding the Fourth Proportional to 49,517,762.45, 68,334,759.77 and 30,943,688.09

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Solution

The fourth proportional to 49,517,762.45, 68,334,759.77 and 30,943,688.09 is: 42,702,444.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,517,762.45 : 68,334,759.77 = 30,943,688.09 : x
  2. Step 2: Convert to fraction form
    49,517,762.45/68,334,759.77 = 30,943,688.09/x
  3. Step 3: Cross multiply
    49,517,762.45x = 68,334,759.77 × 30,943,688.09
  4. Step 4: Simplify right side
    49,517,762.45x = 2,114,529,491,531,568
  5. Step 5: Solve for x
    x = 2,114,529,491,531,568/49,517,762.45
  6. Step 6: Final answer
    x = 42,702,444.28

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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.