Finding the Fourth Proportional to 13,466,473.42, 20,202,550.53 and 4,367,864.38
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Solution
The fourth proportional to 13,466,473.42, 20,202,550.53 and 4,367,864.38 is: 6,552,717.86
Step by Step Solution
- Step 1: Write the proportion equation
13,466,473.42 : 20,202,550.53 = 4,367,864.38 : x - Step 2: Convert to fraction form
13,466,473.42/20,202,550.53 = 4,367,864.38/x - Step 3: Cross multiply
13,466,473.42x = 20,202,550.53 × 4,367,864.38 - Step 4: Simplify right side
13,466,473.42x = 88,242,000,845,137.12 - Step 5: Solve for x
x = 88,242,000,845,137.12/13,466,473.42 - Step 6: Final answer
x = 6,552,717.86
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.