Home / 16,245,180-22,417,840.72-8,902,879.60

Finding the Fourth Proportional to 16,245,180, 22,417,840.72 and 8,902,879.60

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Solution

The fourth proportional to 16,245,180, 22,417,840.72 and 8,902,879.60 is: 12,285,695.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,245,180 : 22,417,840.72 = 8,902,879.60 : x
  2. Step 2: Convert to fraction form
    16,245,180/22,417,840.72 = 8,902,879.60/x
  3. Step 3: Cross multiply
    16,245,180x = 22,417,840.72 × 8,902,879.60
  4. Step 4: Simplify right side
    16,245,180x = 199,583,336,822,137.28
  5. Step 5: Solve for x
    x = 199,583,336,822,137.28/16,245,180
  6. Step 6: Final answer
    x = 12,285,695.62

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1.5x scale

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.