Finding the Fourth Proportional to 8,576,973.62, 11,836,223.64 and 4,709,494.80
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Solution
The fourth proportional to 8,576,973.62, 11,836,223.64 and 4,709,494.80 is: 6,499,102.85
Step by Step Solution
- Step 1: Write the proportion equation
8,576,973.62 : 11,836,223.64 = 4,709,494.80 : x - Step 2: Convert to fraction form
8,576,973.62/11,836,223.64 = 4,709,494.80/x - Step 3: Cross multiply
8,576,973.62x = 11,836,223.64 × 4,709,494.80 - Step 4: Simplify right side
8,576,973.62x = 55,742,633,684,217.07 - Step 5: Solve for x
x = 55,742,633,684,217.07/8,576,973.62 - Step 6: Final answer
x = 6,499,102.85
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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.