Finding the Fourth Proportional to 26,647,705.74, 39,975,375.27 and 8,205,214.51
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Solution
The fourth proportional to 26,647,705.74, 39,975,375.27 and 8,205,214.51 is: 12,308,996.97
Step by Step Solution
- Step 1: Write the proportion equation
26,647,705.74 : 39,975,375.27 = 8,205,214.51 : x - Step 2: Convert to fraction form
26,647,705.74/39,975,375.27 = 8,205,214.51/x - Step 3: Cross multiply
26,647,705.74x = 39,975,375.27 × 8,205,214.51 - Step 4: Simplify right side
26,647,705.74x = 328,006,529,288,837.94 - Step 5: Solve for x
x = 328,006,529,288,837.94/26,647,705.74 - Step 6: Final answer
x = 12,308,996.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.