Finding the Fourth Proportional to 11,235,646.20, 16,824,957.30 and 6,181,246.20
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Solution
The fourth proportional to 11,235,646.20, 16,824,957.30 and 6,181,246.20 is: 9,256,183.54
Step by Step Solution
- Step 1: Write the proportion equation
11,235,646.20 : 16,824,957.30 = 6,181,246.20 : x - Step 2: Convert to fraction form
11,235,646.20/16,824,957.30 = 6,181,246.20/x - Step 3: Cross multiply
11,235,646.20x = 16,824,957.30 × 6,181,246.20 - Step 4: Simplify right side
11,235,646.20x = 103,999,203,375,787.27 - Step 5: Solve for x
x = 103,999,203,375,787.27/11,235,646.20 - Step 6: Final answer
x = 9,256,183.54
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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.