Finding the Fourth Proportional to 49,545,603.63, 74,327,976.19 and 18,837,795.39
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Solution
The fourth proportional to 49,545,603.63, 74,327,976.19 and 18,837,795.39 is: 28,260,331.99
Step by Step Solution
- Step 1: Write the proportion equation
49,545,603.63 : 74,327,976.19 = 18,837,795.39 : x - Step 2: Convert to fraction form
49,545,603.63/74,327,976.19 = 18,837,795.39/x - Step 3: Cross multiply
49,545,603.63x = 74,327,976.19 × 18,837,795.39 - Step 4: Simplify right side
49,545,603.63x = 1,400,175,207,220,011.75 - Step 5: Solve for x
x = 1,400,175,207,220,011.75/49,545,603.63 - Step 6: Final answer
x = 28,260,331.99
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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.