Finding the Fourth Proportional to 10,565,537.20, 14,580,495.12 and 5,982,751.60
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Solution
The fourth proportional to 10,565,537.20, 14,580,495.12 and 5,982,751.60 is: 8,256,227.66
Step by Step Solution
- Step 1: Write the proportion equation
10,565,537.20 : 14,580,495.12 = 5,982,751.60 : x - Step 2: Convert to fraction form
10,565,537.20/14,580,495.12 = 5,982,751.60/x - Step 3: Cross multiply
10,565,537.20x = 14,580,495.12 × 5,982,751.60 - Step 4: Simplify right side
10,565,537.20x = 87,231,480,507,972.19 - Step 5: Solve for x
x = 87,231,480,507,972.19/10,565,537.20 - Step 6: Final answer
x = 8,256,227.66
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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.