Finding the Fourth Proportional to 45,986,072.70, 68,920,497.45 and 24,431,000.70
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Solution
The fourth proportional to 45,986,072.70, 68,920,497.45 and 24,431,000.70 is: 36,615,362.49
Step by Step Solution
- Step 1: Write the proportion equation
45,986,072.70 : 68,920,497.45 = 24,431,000.70 : x - Step 2: Convert to fraction form
45,986,072.70/68,920,497.45 = 24,431,000.70/x - Step 3: Cross multiply
45,986,072.70x = 68,920,497.45 × 24,431,000.70 - Step 4: Simplify right side
45,986,072.70x = 1,683,796,721,445,298.25 - Step 5: Solve for x
x = 1,683,796,721,445,298.25/45,986,072.70 - Step 6: Final answer
x = 36,615,362.49
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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.