Finding the Fourth Proportional to 33,838,486.29, 46,697,170.32 and 18,368,581.41
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Solution
The fourth proportional to 33,838,486.29, 46,697,170.32 and 18,368,581.41 is: 25,348,674.50
Step by Step Solution
- Step 1: Write the proportion equation
33,838,486.29 : 46,697,170.32 = 18,368,581.41 : x - Step 2: Convert to fraction form
33,838,486.29/46,697,170.32 = 18,368,581.41/x - Step 3: Cross multiply
33,838,486.29x = 46,697,170.32 × 18,368,581.41 - Step 4: Simplify right side
33,838,486.29x = 857,760,774,639,555.75 - Step 5: Solve for x
x = 857,760,774,639,555.75/33,838,486.29 - Step 6: Final answer
x = 25,348,674.50
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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.