Finding the Fourth Proportional to 22,195,296.80, 33,292,945.20 and 6,236,871.20
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Solution
The fourth proportional to 22,195,296.80, 33,292,945.20 and 6,236,871.20 is: 9,355,306.80
Step by Step Solution
- Step 1: Write the proportion equation
22,195,296.80 : 33,292,945.20 = 6,236,871.20 : x - Step 2: Convert to fraction form
22,195,296.80/33,292,945.20 = 6,236,871.20/x - Step 3: Cross multiply
22,195,296.80x = 33,292,945.20 × 6,236,871.20 - Step 4: Simplify right side
22,195,296.80x = 207,643,811,081,058.25 - Step 5: Solve for x
x = 207,643,811,081,058.25/22,195,296.80 - Step 6: Final answer
x = 9,355,306.80
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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.