Home / 91,836,420.93-126,734,253.80-50,583,313.31

Finding the Fourth Proportional to 91,836,420.93, 126,734,253.80 and 50,583,313.31

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Solution

The fourth proportional to 91,836,420.93, 126,734,253.80 and 50,583,313.31 is: 69,804,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,836,420.93 : 126,734,253.80 = 50,583,313.31 : x
  2. Step 2: Convert to fraction form
    91,836,420.93/126,734,253.80 = 50,583,313.31/x
  3. Step 3: Cross multiply
    91,836,420.93x = 126,734,253.80 × 50,583,313.31
  4. Step 4: Simplify right side
    91,836,420.93x = 6,410,638,466,187,870
  5. Step 5: Solve for x
    x = 6,410,638,466,187,870/91,836,420.93
  6. Step 6: Final answer
    x = 69,804,968.46

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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.