Finding the Fourth Proportional to 43,321,697.68, 64,982,045.48 and 10,532,452.26
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Solution
The fourth proportional to 43,321,697.68, 64,982,045.48 and 10,532,452.26 is: 15,798,556.58
Step by Step Solution
- Step 1: Write the proportion equation
43,321,697.68 : 64,982,045.48 = 10,532,452.26 : x - Step 2: Convert to fraction form
43,321,697.68/64,982,045.48 = 10,532,452.26/x - Step 3: Cross multiply
43,321,697.68x = 64,982,045.48 × 10,532,452.26 - Step 4: Simplify right side
43,321,697.68x = 684,420,291,775,248.75 - Step 5: Solve for x
x = 684,420,291,775,248.75/43,321,697.68 - Step 6: Final answer
x = 15,798,556.58
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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.