Finding the Fourth Proportional to 19,719,022.80, 29,528,767.80 and 15,737,710.80
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Solution
The fourth proportional to 19,719,022.80, 29,528,767.80 and 15,737,710.80 is: 23,566,847.74
Step by Step Solution
- Step 1: Write the proportion equation
19,719,022.80 : 29,528,767.80 = 15,737,710.80 : x - Step 2: Convert to fraction form
19,719,022.80/29,528,767.80 = 15,737,710.80/x - Step 3: Cross multiply
19,719,022.80x = 29,528,767.80 × 15,737,710.80 - Step 4: Simplify right side
19,719,022.80x = 464,715,207,916,752.25 - Step 5: Solve for x
x = 464,715,207,916,752.25/19,719,022.80 - Step 6: Final answer
x = 23,566,847.74
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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.