Home / 6,317,762.56-8,718,512.96-3,417,153.60

Finding the Fourth Proportional to 6,317,762.56, 8,718,512.96 and 3,417,153.60

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Solution

The fourth proportional to 6,317,762.56, 8,718,512.96 and 3,417,153.60 is: 4,715,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,317,762.56 : 8,718,512.96 = 3,417,153.60 : x
  2. Step 2: Convert to fraction form
    6,317,762.56/8,718,512.96 = 3,417,153.60/x
  3. Step 3: Cross multiply
    6,317,762.56x = 8,718,512.96 × 3,417,153.60
  4. Step 4: Simplify right side
    6,317,762.56x = 29,792,497,947,910.66
  5. Step 5: Solve for x
    x = 29,792,497,947,910.66/6,317,762.56
  6. Step 6: Final answer
    x = 4,715,672.31

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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.