Finding the Fourth Proportional to 34,923,970.80, 52,409,575.80 and 19,571,230.80
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Solution
The fourth proportional to 34,923,970.80, 52,409,575.80 and 19,571,230.80 is: 29,370,082.51
Step by Step Solution
- Step 1: Write the proportion equation
34,923,970.80 : 52,409,575.80 = 19,571,230.80 : x - Step 2: Convert to fraction form
34,923,970.80/52,409,575.80 = 19,571,230.80/x - Step 3: Cross multiply
34,923,970.80x = 52,409,575.80 × 19,571,230.80 - Step 4: Simplify right side
34,923,970.80x = 1,025,719,904,111,894.62 - Step 5: Solve for x
x = 1,025,719,904,111,894.62/34,923,970.80 - Step 6: Final answer
x = 29,370,082.51
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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.