Finding the Fourth Proportional to 32,591,212.60, 48,830,831.70 and 15,515,116.60
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Solution
The fourth proportional to 32,591,212.60, 48,830,831.70 and 15,515,116.60 is: 23,246,022.07
Step by Step Solution
- Step 1: Write the proportion equation
32,591,212.60 : 48,830,831.70 = 15,515,116.60 : x - Step 2: Convert to fraction form
32,591,212.60/48,830,831.70 = 15,515,116.60/x - Step 3: Cross multiply
32,591,212.60x = 48,830,831.70 × 15,515,116.60 - Step 4: Simplify right side
32,591,212.60x = 757,616,047,500,476.25 - Step 5: Solve for x
x = 757,616,047,500,476.25/32,591,212.60 - Step 6: Final answer
x = 23,246,022.07
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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.