Finding the Fourth Proportional to 7,104,542.99, 9,804,212.24 and 4,124,522.96
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Solution
The fourth proportional to 7,104,542.99, 9,804,212.24 and 4,124,522.96 is: 5,691,808.54
Step by Step Solution
- Step 1: Write the proportion equation
7,104,542.99 : 9,804,212.24 = 4,124,522.96 : x - Step 2: Convert to fraction form
7,104,542.99/9,804,212.24 = 4,124,522.96/x - Step 3: Cross multiply
7,104,542.99x = 9,804,212.24 × 4,124,522.96 - Step 4: Simplify right side
7,104,542.99x = 40,437,698,418,949.35 - Step 5: Solve for x
x = 40,437,698,418,949.35/7,104,542.99 - Step 6: Final answer
x = 5,691,808.54
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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.