Finding the Fourth Proportional to 20,239,094.22, 30,351,847.56 and 6,589,032.14
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Solution
The fourth proportional to 20,239,094.22, 30,351,847.56 and 6,589,032.14 is: 9,881,336.43
Step by Step Solution
- Step 1: Write the proportion equation
20,239,094.22 : 30,351,847.56 = 6,589,032.14 : x - Step 2: Convert to fraction form
20,239,094.22/30,351,847.56 = 6,589,032.14/x - Step 3: Cross multiply
20,239,094.22x = 30,351,847.56 × 6,589,032.14 - Step 4: Simplify right side
20,239,094.22x = 199,989,298,929,461.31 - Step 5: Solve for x
x = 199,989,298,929,461.31/20,239,094.22 - Step 6: Final answer
x = 9,881,336.43
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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.