Finding the Fourth Proportional to 51,676,137.52, 77,529,339.74 and 15,285,496.94
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Solution
The fourth proportional to 51,676,137.52, 77,529,339.74 and 15,285,496.94 is: 22,932,721.80
Step by Step Solution
- Step 1: Write the proportion equation
51,676,137.52 : 77,529,339.74 = 15,285,496.94 : x - Step 2: Convert to fraction form
51,676,137.52/77,529,339.74 = 15,285,496.94/x - Step 3: Cross multiply
51,676,137.52x = 77,529,339.74 × 15,285,496.94 - Step 4: Simplify right side
51,676,137.52x = 1,185,074,485,297,292.50 - Step 5: Solve for x
x = 1,185,074,485,297,292.50/51,676,137.52 - Step 6: Final answer
x = 22,932,721.80
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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.