Finding the Fourth Proportional to 48,164,381.42, 66,467,020.37 and 26,137,876.05
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Solution
The fourth proportional to 48,164,381.42, 66,467,020.37 and 26,137,876.05 is: 36,070,363.38
Step by Step Solution
- Step 1: Write the proportion equation
48,164,381.42 : 66,467,020.37 = 26,137,876.05 : x - Step 2: Convert to fraction form
48,164,381.42/66,467,020.37 = 26,137,876.05/x - Step 3: Cross multiply
48,164,381.42x = 66,467,020.37 × 26,137,876.05 - Step 4: Simplify right side
48,164,381.42x = 1,737,306,739,713,195.75 - Step 5: Solve for x
x = 1,737,306,739,713,195.75/48,164,381.42 - Step 6: Final answer
x = 36,070,363.38
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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.