Finding the Fourth Proportional to 29,968,354.84, 41,356,329.83 and 16,217,319.10
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Solution
The fourth proportional to 29,968,354.84, 41,356,329.83 and 16,217,319.10 is: 22,379,900.44
Step by Step Solution
- Step 1: Write the proportion equation
29,968,354.84 : 41,356,329.83 = 16,217,319.10 : x - Step 2: Convert to fraction form
29,968,354.84/41,356,329.83 = 16,217,319.10/x - Step 3: Cross multiply
29,968,354.84x = 41,356,329.83 × 16,217,319.10 - Step 4: Simplify right side
29,968,354.84x = 670,688,797,657,958.75 - Step 5: Solve for x
x = 670,688,797,657,958.75/29,968,354.84 - Step 6: Final answer
x = 22,379,900.44
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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.