Finding the Fourth Proportional to 5,029,486.83, 6,938,058.24 and 2,934,428.31
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Solution
The fourth proportional to 5,029,486.83, 6,938,058.24 and 2,934,428.31 is: 4,047,974.52
Step by Step Solution
- Step 1: Write the proportion equation
5,029,486.83 : 6,938,058.24 = 2,934,428.31 : x - Step 2: Convert to fraction form
5,029,486.83/6,938,058.24 = 2,934,428.31/x - Step 3: Cross multiply
5,029,486.83x = 6,938,058.24 × 2,934,428.31 - Step 4: Simplify right side
5,029,486.83x = 20,359,234,515,884.78 - Step 5: Solve for x
x = 20,359,234,515,884.78/5,029,486.83 - Step 6: Final answer
x = 4,047,974.52
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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.