Finding the Fourth Proportional to 29,905,208, 41,269,155.36 and 16,154,169.92
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Solution
The fourth proportional to 29,905,208, 41,269,155.36 and 16,154,169.92 is: 22,292,737.38
Step by Step Solution
- Step 1: Write the proportion equation
29,905,208 : 41,269,155.36 = 16,154,169.92 : x - Step 2: Convert to fraction form
29,905,208/41,269,155.36 = 16,154,169.92/x - Step 3: Cross multiply
29,905,208x = 41,269,155.36 × 16,154,169.92 - Step 4: Simplify right side
29,905,208x = 666,668,948,140,318.75 - Step 5: Solve for x
x = 666,668,948,140,318.75/29,905,208 - Step 6: Final answer
x = 22,292,737.38
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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.