Finding the Fourth Proportional to 14,424,536.16, 19,906,396.18 and 8,230,591.31
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Solution
The fourth proportional to 14,424,536.16, 19,906,396.18 and 8,230,591.31 is: 11,358,522.00
Step by Step Solution
- Step 1: Write the proportion equation
14,424,536.16 : 19,906,396.18 = 8,230,591.31 : x - Step 2: Convert to fraction form
14,424,536.16/19,906,396.18 = 8,230,591.31/x - Step 3: Cross multiply
14,424,536.16x = 19,906,396.18 × 8,230,591.31 - Step 4: Simplify right side
14,424,536.16x = 163,841,411,292,416.72 - Step 5: Solve for x
x = 163,841,411,292,416.72/14,424,536.16 - Step 6: Final answer
x = 11,358,522.00
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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.