Finding the Fourth Proportional to 36,282,482.70, 50,069,894.67 and 19,762,556.10
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Solution
The fourth proportional to 36,282,482.70, 50,069,894.67 and 19,762,556.10 is: 27,272,364.75
Step by Step Solution
- Step 1: Write the proportion equation
36,282,482.70 : 50,069,894.67 = 19,762,556.10 : x - Step 2: Convert to fraction form
36,282,482.70/50,069,894.67 = 19,762,556.10/x - Step 3: Cross multiply
36,282,482.70x = 50,069,894.67 × 19,762,556.10 - Step 4: Simplify right side
36,282,482.70x = 989,509,102,336,966.12 - Step 5: Solve for x
x = 989,509,102,336,966.12/36,282,482.70 - Step 6: Final answer
x = 27,272,364.75
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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.