Finding the Fourth Proportional to 29,968,372.53, 41,356,354.15 and 16,217,336.66
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Solution
The fourth proportional to 29,968,372.53, 41,356,354.15 and 16,217,336.66 is: 22,379,924.62
Step by Step Solution
- Step 1: Write the proportion equation
29,968,372.53 : 41,356,354.15 = 16,217,336.66 : x - Step 2: Convert to fraction form
29,968,372.53/41,356,354.15 = 16,217,336.66/x - Step 3: Cross multiply
29,968,372.53x = 41,356,354.15 × 16,217,336.66 - Step 4: Simplify right side
29,968,372.53x = 670,689,918,280,738.12 - Step 5: Solve for x
x = 670,689,918,280,738.12/29,968,372.53 - Step 6: Final answer
x = 22,379,924.62
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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.