Finding the Fourth Proportional to 54,379,696.84, 75,045,962.26 and 29,598,686.92
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Solution
The fourth proportional to 54,379,696.84, 75,045,962.26 and 29,598,686.92 is: 40,847,265.99
Step by Step Solution
- Step 1: Write the proportion equation
54,379,696.84 : 75,045,962.26 = 29,598,686.92 : x - Step 2: Convert to fraction form
54,379,696.84/75,045,962.26 = 29,598,686.92/x - Step 3: Cross multiply
54,379,696.84x = 75,045,962.26 × 29,598,686.92 - Step 4: Simplify right side
54,379,696.84x = 2,221,261,941,543,876 - Step 5: Solve for x
x = 2,221,261,941,543,876/54,379,696.84 - Step 6: Final answer
x = 40,847,265.99
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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.