Finding the Fourth Proportional to 10,549,623.68, 14,557,701.48 and 5,902,791.92
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Solution
The fourth proportional to 10,549,623.68, 14,557,701.48 and 5,902,791.92 is: 8,145,416.87
Step by Step Solution
- Step 1: Write the proportion equation
10,549,623.68 : 14,557,701.48 = 5,902,791.92 : x - Step 2: Convert to fraction form
10,549,623.68/14,557,701.48 = 5,902,791.92/x - Step 3: Cross multiply
10,549,623.68x = 14,557,701.48 × 5,902,791.92 - Step 4: Simplify right side
10,549,623.68x = 85,931,082,669,916.05 - Step 5: Solve for x
x = 85,931,082,669,916.05/10,549,623.68 - Step 6: Final answer
x = 8,145,416.87
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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.