Finding the Fourth Proportional to 7,349,076.44, 10,141,890.09 and 4,041,160.98
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Solution
The fourth proportional to 7,349,076.44, 10,141,890.09 and 4,041,160.98 is: 5,576,892.66
Step by Step Solution
- Step 1: Write the proportion equation
7,349,076.44 : 10,141,890.09 = 4,041,160.98 : x - Step 2: Convert to fraction form
7,349,076.44/10,141,890.09 = 4,041,160.98/x - Step 3: Cross multiply
7,349,076.44x = 10,141,890.09 × 4,041,160.98 - Step 4: Simplify right side
7,349,076.44x = 40,985,010,441,970.24 - Step 5: Solve for x
x = 40,985,010,441,970.24/7,349,076.44 - Step 6: Final answer
x = 5,576,892.66
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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.