Finding the Fourth Proportional to 29,968,354.05, 41,356,328.45 and 16,217,318.18
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Solution
The fourth proportional to 29,968,354.05, 41,356,328.45 and 16,217,318.18 is: 22,379,899.00
Step by Step Solution
- Step 1: Write the proportion equation
29,968,354.05 : 41,356,328.45 = 16,217,318.18 : x - Step 2: Convert to fraction form
29,968,354.05/41,356,328.45 = 16,217,318.18/x - Step 3: Cross multiply
29,968,354.05x = 41,356,328.45 × 16,217,318.18 - Step 4: Simplify right side
29,968,354.05x = 670,688,736,942,368 - Step 5: Solve for x
x = 670,688,736,942,368/29,968,354.05 - Step 6: Final answer
x = 22,379,899.00
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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.