Finding the Fourth Proportional to 16,124,466.75, 22,251,764.39 and 8,881,122.75
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Solution
The fourth proportional to 16,124,466.75, 22,251,764.39 and 8,881,122.75 is: 12,255,949.54
Step by Step Solution
- Step 1: Write the proportion equation
16,124,466.75 : 22,251,764.39 = 8,881,122.75 : x - Step 2: Convert to fraction form
16,124,466.75/22,251,764.39 = 8,881,122.75/x - Step 3: Cross multiply
16,124,466.75x = 22,251,764.39 × 8,881,122.75 - Step 4: Simplify right side
16,124,466.75x = 197,620,650,907,263.28 - Step 5: Solve for x
x = 197,620,650,907,263.28/16,124,466.75 - Step 6: Final answer
x = 12,255,949.54
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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.