Finding the Fourth Proportional to 5,673,742.42, 7,829,445.50 and 3,226,948.70
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Solution
The fourth proportional to 5,673,742.42, 7,829,445.50 and 3,226,948.70 is: 4,453,007.75
Step by Step Solution
- Step 1: Write the proportion equation
5,673,742.42 : 7,829,445.50 = 3,226,948.70 : x - Step 2: Convert to fraction form
5,673,742.42/7,829,445.50 = 3,226,948.70/x - Step 3: Cross multiply
5,673,742.42x = 7,829,445.50 × 3,226,948.70 - Step 4: Simplify right side
5,673,742.42x = 25,265,218,977,945.85 - Step 5: Solve for x
x = 25,265,218,977,945.85/5,673,742.42 - Step 6: Final answer
x = 4,453,007.75
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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.