Finding the Fourth Proportional to 46,647,908.10, 69,971,862.15 and 22,382,705.70
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Solution
The fourth proportional to 46,647,908.10, 69,971,862.15 and 22,382,705.70 is: 33,574,058.55
Step by Step Solution
- Step 1: Write the proportion equation
46,647,908.10 : 69,971,862.15 = 22,382,705.70 : x - Step 2: Convert to fraction form
46,647,908.10/69,971,862.15 = 22,382,705.70/x - Step 3: Cross multiply
46,647,908.10x = 69,971,862.15 × 22,382,705.70 - Step 4: Simplify right side
46,647,908.10x = 1,566,159,597,784,419.25 - Step 5: Solve for x
x = 1,566,159,597,784,419.25/46,647,908.10 - Step 6: Final answer
x = 33,574,058.55
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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.