Finding the Fourth Proportional to 14,165,402.22, 21,204,119.36 and 7,672,350.68
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Solution
The fourth proportional to 14,165,402.22, 21,204,119.36 and 7,672,350.68 is: 11,484,703.16
Step by Step Solution
- Step 1: Write the proportion equation
14,165,402.22 : 21,204,119.36 = 7,672,350.68 : x - Step 2: Convert to fraction form
14,165,402.22/21,204,119.36 = 7,672,350.68/x - Step 3: Cross multiply
14,165,402.22x = 21,204,119.36 × 7,672,350.68 - Step 4: Simplify right side
14,165,402.22x = 162,685,439,590,497.16 - Step 5: Solve for x
x = 162,685,439,590,497.16/14,165,402.22 - Step 6: Final answer
x = 11,484,703.16
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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.