Finding the Fourth Proportional to 15,174,021.90, 22,713,793.65 and 14,701,629.90
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Solution
The fourth proportional to 15,174,021.90, 22,713,793.65 and 14,701,629.90 is: 22,006,676.28
Step by Step Solution
- Step 1: Write the proportion equation
15,174,021.90 : 22,713,793.65 = 14,701,629.90 : x - Step 2: Convert to fraction form
15,174,021.90/22,713,793.65 = 14,701,629.90/x - Step 3: Cross multiply
15,174,021.90x = 22,713,793.65 × 14,701,629.90 - Step 4: Simplify right side
15,174,021.90x = 333,929,787,867,270.12 - Step 5: Solve for x
x = 333,929,787,867,270.12/15,174,021.90 - Step 6: Final answer
x = 22,006,676.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.