Finding the Fourth Proportional to 11,704,576.41, 16,151,950.65 and 6,477,270.06
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Solution
The fourth proportional to 11,704,576.41, 16,151,950.65 and 6,477,270.06 is: 8,938,430.81
Step by Step Solution
- Step 1: Write the proportion equation
11,704,576.41 : 16,151,950.65 = 6,477,270.06 : x - Step 2: Convert to fraction form
11,704,576.41/16,151,950.65 = 6,477,270.06/x - Step 3: Cross multiply
11,704,576.41x = 16,151,950.65 × 6,477,270.06 - Step 4: Simplify right side
11,704,576.41x = 104,620,546,404,267.47 - Step 5: Solve for x
x = 104,620,546,404,267.47/11,704,576.41 - Step 6: Final answer
x = 8,938,430.81
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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.