Finding the Fourth Proportional to 29,478,000.77, 44,241,845.47 and 12,450,893.57
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Solution
The fourth proportional to 29,478,000.77, 44,241,845.47 and 12,450,893.57 is: 18,686,834.07
Step by Step Solution
- Step 1: Write the proportion equation
29,478,000.77 : 44,241,845.47 = 12,450,893.57 : x - Step 2: Convert to fraction form
29,478,000.77/44,241,845.47 = 12,450,893.57/x - Step 3: Cross multiply
29,478,000.77x = 44,241,845.47 × 12,450,893.57 - Step 4: Simplify right side
29,478,000.77x = 550,850,509,035,020.19 - Step 5: Solve for x
x = 550,850,509,035,020.19/29,478,000.77 - Step 6: Final answer
x = 18,686,834.07
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1.5x scale
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.