Finding the Fourth Proportional to 21,811,340.16, 32,717,088 and 6,665,208.48
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Solution
The fourth proportional to 21,811,340.16, 32,717,088 and 6,665,208.48 is: 9,997,836.48
Step by Step Solution
- Step 1: Write the proportion equation
21,811,340.16 : 32,717,088 = 6,665,208.48 : x - Step 2: Convert to fraction form
21,811,340.16/32,717,088 = 6,665,208.48/x - Step 3: Cross multiply
21,811,340.16x = 32,717,088 × 6,665,208.48 - Step 4: Simplify right side
21,811,340.16x = 218,066,212,378,506.25 - Step 5: Solve for x
x = 218,066,212,378,506.25/21,811,340.16 - Step 6: Final answer
x = 9,997,836.48
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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.