Finding the Fourth Proportional to 7,102,517.06, 9,795,038.88 and 4,654,238.84
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Solution
The fourth proportional to 7,102,517.06, 9,795,038.88 and 4,654,238.84 is: 6,418,633.00
Step by Step Solution
- Step 1: Write the proportion equation
7,102,517.06 : 9,795,038.88 = 4,654,238.84 : x - Step 2: Convert to fraction form
7,102,517.06/9,795,038.88 = 4,654,238.84/x - Step 3: Cross multiply
7,102,517.06x = 9,795,038.88 × 4,654,238.84 - Step 4: Simplify right side
7,102,517.06x = 45,588,450,394,606.10 - Step 5: Solve for x
x = 45,588,450,394,606.10/7,102,517.06 - Step 6: Final answer
x = 6,418,633.00
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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.