Home / 91,836,422.43-126,734,255.87-50,583,314.81

Finding the Fourth Proportional to 91,836,422.43, 126,734,255.87 and 50,583,314.81

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Solution

The fourth proportional to 91,836,422.43, 126,734,255.87 and 50,583,314.81 is: 69,804,970.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836,422.43 : 126,734,255.87 = 50,583,314.81 : x
  2. Step 2: Convert to fraction form
    91,836,422.43/126,734,255.87 = 50,583,314.81/x
  3. Step 3: Cross multiply
    91,836,422.43x = 126,734,255.87 × 50,583,314.81
  4. Step 4: Simplify right side
    91,836,422.43x = 6,410,638,760,996,712
  5. Step 5: Solve for x
    x = 6,410,638,760,996,712/91,836,422.43
  6. Step 6: Final answer
    x = 69,804,970.53

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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.