Finding the Fourth Proportional to 29,495,279.85, 40,705,909.61 and 16,267,044.19
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Solution
The fourth proportional to 29,495,279.85, 40,705,909.61 and 16,267,044.19 is: 22,449,857.53
Step by Step Solution
- Step 1: Write the proportion equation
29,495,279.85 : 40,705,909.61 = 16,267,044.19 : x - Step 2: Convert to fraction form
29,495,279.85/40,705,909.61 = 16,267,044.19/x - Step 3: Cross multiply
29,495,279.85x = 40,705,909.61 × 16,267,044.19 - Step 4: Simplify right side
29,495,279.85x = 662,164,830,420,015.62 - Step 5: Solve for x
x = 662,164,830,420,015.62/29,495,279.85 - Step 6: Final answer
x = 22,449,857.53
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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.