Finding the Fourth Proportional to 50,720,101.98, 76,129,350.15 and 24,477,405.81
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Solution
The fourth proportional to 50,720,101.98, 76,129,350.15 and 24,477,405.81 is: 36,739,851.16
Step by Step Solution
- Step 1: Write the proportion equation
50,720,101.98 : 76,129,350.15 = 24,477,405.81 : x - Step 2: Convert to fraction form
50,720,101.98/76,129,350.15 = 24,477,405.81/x - Step 3: Cross multiply
50,720,101.98x = 76,129,350.15 × 24,477,405.81 - Step 4: Simplify right side
50,720,101.98x = 1,863,448,997,673,134.50 - Step 5: Solve for x
x = 1,863,448,997,673,134.50/50,720,101.98 - Step 6: Final answer
x = 36,739,851.16
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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.