Finding the Fourth Proportional to 33,838,482.79, 46,697,165.49 and 18,368,577.91
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Solution
The fourth proportional to 33,838,482.79, 46,697,165.49 and 18,368,577.91 is: 25,348,669.67
Step by Step Solution
- Step 1: Write the proportion equation
33,838,482.79 : 46,697,165.49 = 18,368,577.91 : x - Step 2: Convert to fraction form
33,838,482.79/46,697,165.49 = 18,368,577.91/x - Step 3: Cross multiply
33,838,482.79x = 46,697,165.49 × 18,368,577.91 - Step 4: Simplify right side
33,838,482.79x = 857,760,522,479,228.38 - Step 5: Solve for x
x = 857,760,522,479,228.38/33,838,482.79 - Step 6: Final answer
x = 25,348,669.67
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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.