Finding the Fourth Proportional to 33,833,327.79, 46,690,026.90 and 18,363,415.62
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Solution
The fourth proportional to 33,833,327.79, 46,690,026.90 and 18,363,415.62 is: 25,341,532.31
Step by Step Solution
- Step 1: Write the proportion equation
33,833,327.79 : 46,690,026.90 = 18,363,415.62 : x - Step 2: Convert to fraction form
33,833,327.79/46,690,026.90 = 18,363,415.62/x - Step 3: Cross multiply
33,833,327.79x = 46,690,026.90 × 18,363,415.62 - Step 4: Simplify right side
33,833,327.79x = 857,388,369,273,680.25 - Step 5: Solve for x
x = 857,388,369,273,680.25/33,833,327.79 - Step 6: Final answer
x = 25,341,532.31
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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.