Finding the Fourth Proportional to 14,204,629.18, 19,602,394.07 and 7,678,258.62
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Solution
The fourth proportional to 14,204,629.18, 19,602,394.07 and 7,678,258.62 is: 10,596,000.03
Step by Step Solution
- Step 1: Write the proportion equation
14,204,629.18 : 19,602,394.07 = 7,678,258.62 : x - Step 2: Convert to fraction form
14,204,629.18/19,602,394.07 = 7,678,258.62/x - Step 3: Cross multiply
14,204,629.18x = 19,602,394.07 × 7,678,258.62 - Step 4: Simplify right side
14,204,629.18x = 150,512,251,171,904.31 - Step 5: Solve for x
x = 150,512,251,171,904.31/14,204,629.18 - Step 6: Final answer
x = 10,596,000.03
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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.