Finding the Fourth Proportional to 29,213,948.50, 40,316,435.99 and 16,160,982.37
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Solution
The fourth proportional to 29,213,948.50, 40,316,435.99 and 16,160,982.37 is: 22,302,812.34
Step by Step Solution
- Step 1: Write the proportion equation
29,213,948.50 : 40,316,435.99 = 16,160,982.37 : x - Step 2: Convert to fraction form
29,213,948.50/40,316,435.99 = 16,160,982.37/x - Step 3: Cross multiply
29,213,948.50x = 40,316,435.99 × 16,160,982.37 - Step 4: Simplify right side
29,213,948.50x = 651,553,211,174,818.50 - Step 5: Solve for x
x = 651,553,211,174,818.50/29,213,948.50 - Step 6: Final answer
x = 22,302,812.34
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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.