Finding the Fourth Proportional to 8,223,465.44, 11,348,471.68 and 4,552,442.88
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Solution
The fourth proportional to 8,223,465.44, 11,348,471.68 and 4,552,442.88 is: 6,282,420.65
Step by Step Solution
- Step 1: Write the proportion equation
8,223,465.44 : 11,348,471.68 = 4,552,442.88 : x - Step 2: Convert to fraction form
8,223,465.44/11,348,471.68 = 4,552,442.88/x - Step 3: Cross multiply
8,223,465.44x = 11,348,471.68 × 4,552,442.88 - Step 4: Simplify right side
8,223,465.44x = 51,663,269,098,497.63 - Step 5: Solve for x
x = 51,663,269,098,497.63/8,223,465.44 - Step 6: Final answer
x = 6,282,420.65
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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.