Finding the Fourth Proportional to 9,704,801.28, 14,527,342.08 and 6,331,745.28
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Solution
The fourth proportional to 9,704,801.28, 14,527,342.08 and 6,331,745.28 is: 9,478,136.34
Step by Step Solution
- Step 1: Write the proportion equation
9,704,801.28 : 14,527,342.08 = 6,331,745.28 : x - Step 2: Convert to fraction form
9,704,801.28/14,527,342.08 = 6,331,745.28/x - Step 3: Cross multiply
9,704,801.28x = 14,527,342.08 × 6,331,745.28 - Step 4: Simplify right side
9,704,801.28x = 91,983,429,645,985.39 - Step 5: Solve for x
x = 91,983,429,645,985.39/9,704,801.28 - Step 6: Final answer
x = 9,478,136.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.