Finding the Fourth Proportional to 62,057,310.40, 93,085,965.60 and 55,361,153.80
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Solution
The fourth proportional to 62,057,310.40, 93,085,965.60 and 55,361,153.80 is: 83,041,730.70
Step by Step Solution
- Step 1: Write the proportion equation
62,057,310.40 : 93,085,965.60 = 55,361,153.80 : x - Step 2: Convert to fraction form
62,057,310.40/93,085,965.60 = 55,361,153.80/x - Step 3: Cross multiply
62,057,310.40x = 93,085,965.60 × 55,361,153.80 - Step 4: Simplify right side
62,057,310.40x = 5,153,346,458,203,109 - Step 5: Solve for x
x = 5,153,346,458,203,109/62,057,310.40 - Step 6: Final answer
x = 83,041,730.70
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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.