Finding the Fourth Proportional to 33,772,201.36, 46,605,677.40 and 18,302,285.20
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Solution
The fourth proportional to 33,772,201.36, 46,605,677.40 and 18,302,285.20 is: 25,257,174.99
Step by Step Solution
- Step 1: Write the proportion equation
33,772,201.36 : 46,605,677.40 = 18,302,285.20 : x - Step 2: Convert to fraction form
33,772,201.36/46,605,677.40 = 18,302,285.20/x - Step 3: Cross multiply
33,772,201.36x = 46,605,677.40 × 18,302,285.20 - Step 4: Simplify right side
33,772,201.36x = 852,990,399,713,994.38 - Step 5: Solve for x
x = 852,990,399,713,994.38/33,772,201.36 - Step 6: Final answer
x = 25,257,174.99
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1.5x scale
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.