Finding the Fourth Proportional to 45,530,559.36, 68,290,807.68 and 11,451,918.24
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Solution
The fourth proportional to 45,530,559.36, 68,290,807.68 and 11,451,918.24 is: 17,176,611.86
Step by Step Solution
- Step 1: Write the proportion equation
45,530,559.36 : 68,290,807.68 = 11,451,918.24 : x - Step 2: Convert to fraction form
45,530,559.36/68,290,807.68 = 11,451,918.24/x - Step 3: Cross multiply
45,530,559.36x = 68,290,807.68 × 11,451,918.24 - Step 4: Simplify right side
45,530,559.36x = 782,060,746,094,924.12 - Step 5: Solve for x
x = 782,060,746,094,924.12/45,530,559.36 - Step 6: Final answer
x = 17,176,611.86
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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.