Finding the Fourth Proportional to 4,695,984.40, 7,052,530.20 and 4,108,118.80
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Solution
The fourth proportional to 4,695,984.40, 7,052,530.20 and 4,108,118.80 is: 6,169,661.02
Step by Step Solution
- Step 1: Write the proportion equation
4,695,984.40 : 7,052,530.20 = 4,108,118.80 : x - Step 2: Convert to fraction form
4,695,984.40/7,052,530.20 = 4,108,118.80/x - Step 3: Cross multiply
4,695,984.40x = 7,052,530.20 × 4,108,118.80 - Step 4: Simplify right side
4,695,984.40x = 28,972,631,902,187.76 - Step 5: Solve for x
x = 28,972,631,902,187.76/4,695,984.40 - Step 6: Final answer
x = 6,169,661.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.