Finding the Fourth Proportional to 11,656,451.40, 16,083,895.92 and 7,473,794.08
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Solution
The fourth proportional to 11,656,451.40, 16,083,895.92 and 7,473,794.08 is: 10,312,548.99
Step by Step Solution
- Step 1: Write the proportion equation
11,656,451.40 : 16,083,895.92 = 7,473,794.08 : x - Step 2: Convert to fraction form
11,656,451.40/16,083,895.92 = 7,473,794.08/x - Step 3: Cross multiply
11,656,451.40x = 16,083,895.92 × 7,473,794.08 - Step 4: Simplify right side
11,656,451.40x = 120,207,726,110,232.16 - Step 5: Solve for x
x = 120,207,726,110,232.16/11,656,451.40 - Step 6: Final answer
x = 10,312,548.99
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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.