Finding the Fourth Proportional to 32,257,220.70, 48,385,831.05 and 28,972,638.30
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Solution
The fourth proportional to 32,257,220.70, 48,385,831.05 and 28,972,638.30 is: 43,458,957.45
Step by Step Solution
- Step 1: Write the proportion equation
32,257,220.70 : 48,385,831.05 = 28,972,638.30 : x - Step 2: Convert to fraction form
32,257,220.70/48,385,831.05 = 28,972,638.30/x - Step 3: Cross multiply
32,257,220.70x = 48,385,831.05 × 28,972,638.30 - Step 4: Simplify right side
32,257,220.70x = 1,401,865,181,856,559.25 - Step 5: Solve for x
x = 1,401,865,181,856,559.25/32,257,220.70 - Step 6: Final answer
x = 43,458,957.45
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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.