Finding the Fourth Proportional to 11,676,292.17, 16,113,186.99 and 6,377,991.48
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Solution
The fourth proportional to 11,676,292.17, 16,113,186.99 and 6,377,991.48 is: 8,801,575.69
Step by Step Solution
- Step 1: Write the proportion equation
11,676,292.17 : 16,113,186.99 = 6,377,991.48 : x - Step 2: Convert to fraction form
11,676,292.17/16,113,186.99 = 6,377,991.48/x - Step 3: Cross multiply
11,676,292.17x = 16,113,186.99 × 6,377,991.48 - Step 4: Simplify right side
11,676,292.17x = 102,769,769,337,866.86 - Step 5: Solve for x
x = 102,769,769,337,866.86/11,676,292.17 - Step 6: Final answer
x = 8,801,575.69
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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.