Finding the Fourth Proportional to 23,038,257.97, 34,562,541.39 and 8,661,450.34
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Solution
The fourth proportional to 23,038,257.97, 34,562,541.39 and 8,661,450.34 is: 12,994,113.37
Step by Step Solution
- Step 1: Write the proportion equation
23,038,257.97 : 34,562,541.39 = 8,661,450.34 : x - Step 2: Convert to fraction form
23,038,257.97/34,562,541.39 = 8,661,450.34/x - Step 3: Cross multiply
23,038,257.97x = 34,562,541.39 × 8,661,450.34 - Step 4: Simplify right side
23,038,257.97x = 299,361,735,873,679.56 - Step 5: Solve for x
x = 299,361,735,873,679.56/23,038,257.97 - Step 6: Final answer
x = 12,994,113.37
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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.