Finding the Fourth Proportional to 43,007,972.70, 59,350,976.16 and 23,692,388.70
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Solution
The fourth proportional to 43,007,972.70, 59,350,976.16 and 23,692,388.70 is: 32,695,481.99
Step by Step Solution
- Step 1: Write the proportion equation
43,007,972.70 : 59,350,976.16 = 23,692,388.70 : x - Step 2: Convert to fraction form
43,007,972.70/59,350,976.16 = 23,692,388.70/x - Step 3: Cross multiply
43,007,972.70x = 59,350,976.16 × 23,692,388.70 - Step 4: Simplify right side
43,007,972.70x = 1,406,166,396,907,153.25 - Step 5: Solve for x
x = 1,406,166,396,907,153.25/43,007,972.70 - Step 6: Final answer
x = 32,695,481.99
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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.