Finding the Fourth Proportional to 36,875,425.80, 55,313,138.70 and 34,985,857.80
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Solution
The fourth proportional to 36,875,425.80, 55,313,138.70 and 34,985,857.80 is: 52,478,786.70
Step by Step Solution
- Step 1: Write the proportion equation
36,875,425.80 : 55,313,138.70 = 34,985,857.80 : x - Step 2: Convert to fraction form
36,875,425.80/55,313,138.70 = 34,985,857.80/x - Step 3: Cross multiply
36,875,425.80x = 55,313,138.70 × 34,985,857.80 - Step 4: Simplify right side
36,875,425.80x = 1,935,177,605,029,876.75 - Step 5: Solve for x
x = 1,935,177,605,029,876.75/36,875,425.80 - Step 6: Final answer
x = 52,478,786.70
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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.