Finding the Fourth Proportional to 10,768,765.77, 14,860,942.97 and 5,874,094.53
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Solution
The fourth proportional to 10,768,765.77, 14,860,942.97 and 5,874,094.53 is: 8,106,275.65
Step by Step Solution
- Step 1: Write the proportion equation
10,768,765.77 : 14,860,942.97 = 5,874,094.53 : x - Step 2: Convert to fraction form
10,768,765.77/14,860,942.97 = 5,874,094.53/x - Step 3: Cross multiply
10,768,765.77x = 14,860,942.97 × 5,874,094.53 - Step 4: Simplify right side
10,768,765.77x = 87,294,583,781,348.48 - Step 5: Solve for x
x = 87,294,583,781,348.48/10,768,765.77 - Step 6: Final answer
x = 8,106,275.65
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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.