Finding the Fourth Proportional to 35,085,102.99, 48,414,984.21 and 20,399,727.41
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Solution
The fourth proportional to 35,085,102.99, 48,414,984.21 and 20,399,727.41 is: 28,150,194.71
Step by Step Solution
- Step 1: Write the proportion equation
35,085,102.99 : 48,414,984.21 = 20,399,727.41 : x - Step 2: Convert to fraction form
35,085,102.99/48,414,984.21 = 20,399,727.41/x - Step 3: Cross multiply
35,085,102.99x = 48,414,984.21 × 20,399,727.41 - Step 4: Simplify right side
35,085,102.99x = 987,652,480,443,454.25 - Step 5: Solve for x
x = 987,652,480,443,454.25/35,085,102.99 - Step 6: Final answer
x = 28,150,194.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.