Finding the Fourth Proportional to 5,445,933.24, 7,515,325.80 and 2,998,493.16
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Solution
The fourth proportional to 5,445,933.24, 7,515,325.80 and 2,998,493.16 is: 4,137,886.38
Step by Step Solution
- Step 1: Write the proportion equation
5,445,933.24 : 7,515,325.80 = 2,998,493.16 : x - Step 2: Convert to fraction form
5,445,933.24/7,515,325.80 = 2,998,493.16/x - Step 3: Cross multiply
5,445,933.24x = 7,515,325.80 × 2,998,493.16 - Step 4: Simplify right side
5,445,933.24x = 22,534,653,006,471.53 - Step 5: Solve for x
x = 22,534,653,006,471.53/5,445,933.24 - Step 6: Final answer
x = 4,137,886.38
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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.