Finding the Fourth Proportional to 75,761,812.42, 113,644,835.97 and 24,643,831.44
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Solution
The fourth proportional to 75,761,812.42, 113,644,835.97 and 24,643,831.44 is: 36,966,435.88
Step by Step Solution
- Step 1: Write the proportion equation
75,761,812.42 : 113,644,835.97 = 24,643,831.44 : x - Step 2: Convert to fraction form
75,761,812.42/113,644,835.97 = 24,643,831.44/x - Step 3: Cross multiply
75,761,812.42x = 113,644,835.97 × 24,643,831.44 - Step 4: Simplify right side
75,761,812.42x = 2,800,644,181,102,904.50 - Step 5: Solve for x
x = 2,800,644,181,102,904.50/75,761,812.42 - Step 6: Final answer
x = 36,966,435.88
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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.