Finding the Fourth Proportional to 35,382,124.06, 48,827,231.05 and 19,912,208.25
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Solution
The fourth proportional to 35,382,124.06, 48,827,231.05 and 19,912,208.25 is: 27,478,791.02
Step by Step Solution
- Step 1: Write the proportion equation
35,382,124.06 : 48,827,231.05 = 19,912,208.25 : x - Step 2: Convert to fraction form
35,382,124.06/48,827,231.05 = 19,912,208.25/x - Step 3: Cross multiply
35,382,124.06x = 48,827,231.05 × 19,912,208.25 - Step 4: Simplify right side
35,382,124.06x = 972,257,992,938,466.12 - Step 5: Solve for x
x = 972,257,992,938,466.12/35,382,124.06 - Step 6: Final answer
x = 27,478,791.02
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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.