Finding the Fourth Proportional to 29,872,381.50, 44,846,392.77 and 18,329,492.70
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Solution
The fourth proportional to 29,872,381.50, 44,846,392.77 and 18,329,492.70 is: 27,517,445.47
Step by Step Solution
- Step 1: Write the proportion equation
29,872,381.50 : 44,846,392.77 = 18,329,492.70 : x - Step 2: Convert to fraction form
29,872,381.50/44,846,392.77 = 18,329,492.70/x - Step 3: Cross multiply
29,872,381.50x = 44,846,392.77 × 18,329,492.70 - Step 4: Simplify right side
29,872,381.50x = 822,011,628,899,047.75 - Step 5: Solve for x
x = 822,011,628,899,047.75/29,872,381.50 - Step 6: Final answer
x = 27,517,445.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.