Finding the Fourth Proportional to 49,207,562.90, 73,811,344.35 and 15,124,480.10
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Solution
The fourth proportional to 49,207,562.90, 73,811,344.35 and 15,124,480.10 is: 22,686,720.15
Step by Step Solution
- Step 1: Write the proportion equation
49,207,562.90 : 73,811,344.35 = 15,124,480.10 : x - Step 2: Convert to fraction form
49,207,562.90/73,811,344.35 = 15,124,480.10/x - Step 3: Cross multiply
49,207,562.90x = 73,811,344.35 × 15,124,480.10 - Step 4: Simplify right side
49,207,562.90x = 1,116,358,208,775,822.38 - Step 5: Solve for x
x = 1,116,358,208,775,822.38/49,207,562.90 - Step 6: Final answer
x = 22,686,720.15
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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.