Finding the Fourth Proportional to 14,304,057.32, 19,745,316.80 and 8,799,662.63
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Solution
The fourth proportional to 14,304,057.32, 19,745,316.80 and 8,799,662.63 is: 12,147,051.87
Step by Step Solution
- Step 1: Write the proportion equation
14,304,057.32 : 19,745,316.80 = 8,799,662.63 : x - Step 2: Convert to fraction form
14,304,057.32/19,745,316.80 = 8,799,662.63/x - Step 3: Cross multiply
14,304,057.32x = 19,745,316.80 × 8,799,662.63 - Step 4: Simplify right side
14,304,057.32x = 173,752,126,219,746.31 - Step 5: Solve for x
x = 173,752,126,219,746.31/14,304,057.32 - Step 6: Final answer
x = 12,147,051.87
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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.