Finding the Fourth Proportional to 16,356,843.20, 24,536,431.20 and 4,997,273.60
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Solution
The fourth proportional to 16,356,843.20, 24,536,431.20 and 4,997,273.60 is: 7,496,266.75
Step by Step Solution
- Step 1: Write the proportion equation
16,356,843.20 : 24,536,431.20 = 4,997,273.60 : x - Step 2: Convert to fraction form
16,356,843.20/24,536,431.20 = 4,997,273.60/x - Step 3: Cross multiply
16,356,843.20x = 24,536,431.20 × 4,997,273.60 - Step 4: Simplify right side
16,356,843.20x = 122,615,259,873,976.31 - Step 5: Solve for x
x = 122,615,259,873,976.31/16,356,843.20 - Step 6: Final answer
x = 7,496,266.75
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1.5x scale
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.