Finding the Fourth Proportional to 18,053,858.68, 24,914,324.98 and 10,319,067.08
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Solution
The fourth proportional to 18,053,858.68, 24,914,324.98 and 10,319,067.08 is: 14,240,312.57
Step by Step Solution
- Step 1: Write the proportion equation
18,053,858.68 : 24,914,324.98 = 10,319,067.08 : x - Step 2: Convert to fraction form
18,053,858.68/24,914,324.98 = 10,319,067.08/x - Step 3: Cross multiply
18,053,858.68x = 24,914,324.98 × 10,319,067.08 - Step 4: Simplify right side
18,053,858.68x = 257,092,590,721,539.66 - Step 5: Solve for x
x = 257,092,590,721,539.66/18,053,858.68 - Step 6: Final answer
x = 14,240,312.57
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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.