Finding the Fourth Proportional to 10,957,733.66, 15,122,118.12 and 6,062,876.12
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Solution
The fourth proportional to 10,957,733.66, 15,122,118.12 and 6,062,876.12 is: 8,367,015.63
Step by Step Solution
- Step 1: Write the proportion equation
10,957,733.66 : 15,122,118.12 = 6,062,876.12 : x - Step 2: Convert to fraction form
10,957,733.66/15,122,118.12 = 6,062,876.12/x - Step 3: Cross multiply
10,957,733.66x = 15,122,118.12 × 6,062,876.12 - Step 4: Simplify right side
10,957,733.66x = 91,683,528,848,636.80 - Step 5: Solve for x
x = 91,683,528,848,636.80/10,957,733.66 - Step 6: Final answer
x = 8,367,015.63
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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.