Finding the Fourth Proportional to 28,858,893.92, 39,825,918.29 and 16,468,740.71
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Solution
The fourth proportional to 28,858,893.92, 39,825,918.29 and 16,468,740.71 is: 22,727,230.08
Step by Step Solution
- Step 1: Write the proportion equation
28,858,893.92 : 39,825,918.29 = 16,468,740.71 : x - Step 2: Convert to fraction form
28,858,893.92/39,825,918.29 = 16,468,740.71/x - Step 3: Cross multiply
28,858,893.92x = 39,825,918.29 × 16,468,740.71 - Step 4: Simplify right side
28,858,893.92x = 655,882,721,855,656.62 - Step 5: Solve for x
x = 655,882,721,855,656.62/28,858,893.92 - Step 6: Final answer
x = 22,727,230.08
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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.