Home / 6,853,228.25-9,456,255.95-3,911,702.31

Finding the Fourth Proportional to 6,853,228.25, 9,456,255.95 and 3,911,702.31

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Solution

The fourth proportional to 6,853,228.25, 9,456,255.95 and 3,911,702.31 is: 5,397,464.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,853,228.25 : 9,456,255.95 = 3,911,702.31 : x
  2. Step 2: Convert to fraction form
    6,853,228.25/9,456,255.95 = 3,911,702.31/x
  3. Step 3: Cross multiply
    6,853,228.25x = 9,456,255.95 × 3,911,702.31
  4. Step 4: Simplify right side
    6,853,228.25x = 36,990,058,224,007.73
  5. Step 5: Solve for x
    x = 36,990,058,224,007.73/6,853,228.25
  6. Step 6: Final answer
    x = 5,397,464.80

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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.