Home / 16,800,830.80-25,184,657.40-8,274,187.60

Finding the Fourth Proportional to 16,800,830.80, 25,184,657.40 and 8,274,187.60

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Solution

The fourth proportional to 16,800,830.80, 25,184,657.40 and 8,274,187.60 is: 12,403,111.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,800,830.80 : 25,184,657.40 = 8,274,187.60 : x
  2. Step 2: Convert to fraction form
    16,800,830.80/25,184,657.40 = 8,274,187.60/x
  3. Step 3: Cross multiply
    16,800,830.80x = 25,184,657.40 × 8,274,187.60
  4. Step 4: Simplify right side
    16,800,830.80x = 208,382,579,969,328.22
  5. Step 5: Solve for x
    x = 208,382,579,969,328.22/16,800,830.80
  6. Step 6: Final answer
    x = 12,403,111.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.