Finding the Fourth Proportional to 13,577,700.48, 20,367,188.58 and 4,480,593.42
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Solution
The fourth proportional to 13,577,700.48, 20,367,188.58 and 4,480,593.42 is: 6,721,100.62
Step by Step Solution
- Step 1: Write the proportion equation
13,577,700.48 : 20,367,188.58 = 4,480,593.42 : x - Step 2: Convert to fraction form
13,577,700.48/20,367,188.58 = 4,480,593.42/x - Step 3: Cross multiply
13,577,700.48x = 20,367,188.58 × 4,480,593.42 - Step 4: Simplify right side
13,577,700.48x = 91,257,091,135,447.14 - Step 5: Solve for x
x = 91,257,091,135,447.14/13,577,700.48 - Step 6: Final answer
x = 6,721,100.62
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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.