Finding the Fourth Proportional to 11,190,407.04, 16,752,951.36 and 8,324,484.48
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Solution
The fourth proportional to 11,190,407.04, 16,752,951.36 and 8,324,484.48 is: 12,462,431.71
Step by Step Solution
- Step 1: Write the proportion equation
11,190,407.04 : 16,752,951.36 = 8,324,484.48 : x - Step 2: Convert to fraction form
11,190,407.04/16,752,951.36 = 8,324,484.48/x - Step 3: Cross multiply
11,190,407.04x = 16,752,951.36 × 8,324,484.48 - Step 4: Simplify right side
11,190,407.04x = 139,459,683,590,514.89 - Step 5: Solve for x
x = 139,459,683,590,514.89/11,190,407.04 - Step 6: Final answer
x = 12,462,431.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.