Finding the Fourth Proportional to 48,165,446.88, 66,468,803.31 and 26,139,136.50
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Solution
The fourth proportional to 48,165,446.88, 66,468,803.31 and 26,139,136.50 is: 36,072,272.45
Step by Step Solution
- Step 1: Write the proportion equation
48,165,446.88 : 66,468,803.31 = 26,139,136.50 : x - Step 2: Convert to fraction form
48,165,446.88/66,468,803.31 = 26,139,136.50/x - Step 3: Cross multiply
48,165,446.88x = 66,468,803.31 × 26,139,136.50 - Step 4: Simplify right side
48,165,446.88x = 1,737,437,122,711,742 - Step 5: Solve for x
x = 1,737,437,122,711,742/48,165,446.88 - Step 6: Final answer
x = 36,072,272.45
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.