Finding the Fourth Proportional to 5,897,248.92, 8,138,195.82 and 3,318,948.12
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Solution
The fourth proportional to 5,897,248.92, 8,138,195.82 and 3,318,948.12 is: 4,580,144.08
Step by Step Solution
- Step 1: Write the proportion equation
5,897,248.92 : 8,138,195.82 = 3,318,948.12 : x - Step 2: Convert to fraction form
5,897,248.92/8,138,195.82 = 3,318,948.12/x - Step 3: Cross multiply
5,897,248.92x = 8,138,195.82 × 3,318,948.12 - Step 4: Simplify right side
5,897,248.92x = 27,010,249,716,980.86 - Step 5: Solve for x
x = 27,010,249,716,980.86/5,897,248.92 - Step 6: Final answer
x = 4,580,144.08
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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.