Finding the Fourth Proportional to 24,042,920.91, 33,179,258.96 and 13,029,670.05
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Solution
The fourth proportional to 24,042,920.91, 33,179,258.96 and 13,029,670.05 is: 17,980,959.90
Step by Step Solution
- Step 1: Write the proportion equation
24,042,920.91 : 33,179,258.96 = 13,029,670.05 : x - Step 2: Convert to fraction form
24,042,920.91/33,179,258.96 = 13,029,670.05/x - Step 3: Cross multiply
24,042,920.91x = 33,179,258.96 × 13,029,670.05 - Step 4: Simplify right side
24,042,920.91x = 432,314,796,668,257.50 - Step 5: Solve for x
x = 432,314,796,668,257.50/24,042,920.91 - Step 6: Final answer
x = 17,980,959.90
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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.