Finding the Fourth Proportional to 31,614,146.08, 43,627,567.44 and 17,127,458.08
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Solution
The fourth proportional to 31,614,146.08, 43,627,567.44 and 17,127,458.08 is: 23,635,916.99
Step by Step Solution
- Step 1: Write the proportion equation
31,614,146.08 : 43,627,567.44 = 17,127,458.08 : x - Step 2: Convert to fraction form
31,614,146.08/43,627,567.44 = 17,127,458.08/x - Step 3: Cross multiply
31,614,146.08x = 43,627,567.44 × 17,127,458.08 - Step 4: Simplify right side
31,614,146.08x = 747,229,332,460,972.75 - Step 5: Solve for x
x = 747,229,332,460,972.75/31,614,146.08 - Step 6: Final answer
x = 23,635,916.99
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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.