Finding the Fourth Proportional to 48,975,201.40, 73,445,087.40 and 19,816,805.20
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Solution
The fourth proportional to 48,975,201.40, 73,445,087.40 and 19,816,805.20 is: 29,718,039.91
Step by Step Solution
- Step 1: Write the proportion equation
48,975,201.40 : 73,445,087.40 = 19,816,805.20 : x - Step 2: Convert to fraction form
48,975,201.40/73,445,087.40 = 19,816,805.20/x - Step 3: Cross multiply
48,975,201.40x = 73,445,087.40 × 19,816,805.20 - Step 4: Simplify right side
48,975,201.40x = 1,455,446,989,902,774.50 - Step 5: Solve for x
x = 1,455,446,989,902,774.50/48,975,201.40 - Step 6: Final answer
x = 29,718,039.91
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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.