Finding the Fourth Proportional to 8,646,395.62, 11,932,003.86 and 4,925,226.05
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Solution
The fourth proportional to 8,646,395.62, 11,932,003.86 and 4,925,226.05 is: 6,796,799.37
Step by Step Solution
- Step 1: Write the proportion equation
8,646,395.62 : 11,932,003.86 = 4,925,226.05 : x - Step 2: Convert to fraction form
8,646,395.62/11,932,003.86 = 4,925,226.05/x - Step 3: Cross multiply
8,646,395.62x = 11,932,003.86 × 4,925,226.05 - Step 4: Simplify right side
8,646,395.62x = 58,767,816,239,972.55 - Step 5: Solve for x
x = 58,767,816,239,972.55/8,646,395.62 - Step 6: Final answer
x = 6,796,799.37
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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.