Finding the Fourth Proportional to 17,037,367.20, 25,425,658.62 and 15,219,838.98
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Solution
The fourth proportional to 17,037,367.20, 25,425,658.62 and 15,219,838.98 is: 22,713,276.39
Step by Step Solution
- Step 1: Write the proportion equation
17,037,367.20 : 25,425,658.62 = 15,219,838.98 : x - Step 2: Convert to fraction form
17,037,367.20/25,425,658.62 = 15,219,838.98/x - Step 3: Cross multiply
17,037,367.20x = 25,425,658.62 × 15,219,838.98 - Step 4: Simplify right side
17,037,367.20x = 386,974,430,156,849.06 - Step 5: Solve for x
x = 386,974,430,156,849.06/17,037,367.20 - Step 6: Final answer
x = 22,713,276.39
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.