Finding the Fourth Proportional to 13,957,837.99, 20,936,764.58 and 4,373,966.59
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Solution
The fourth proportional to 13,957,837.99, 20,936,764.58 and 4,373,966.59 is: 6,560,952.26
Step by Step Solution
- Step 1: Write the proportion equation
13,957,837.99 : 20,936,764.58 = 4,373,966.59 : x - Step 2: Convert to fraction form
13,957,837.99/20,936,764.58 = 4,373,966.59/x - Step 3: Cross multiply
13,957,837.99x = 20,936,764.58 × 4,373,966.59 - Step 4: Simplify right side
13,957,837.99x = 91,576,708,701,403.64 - Step 5: Solve for x
x = 91,576,708,701,403.64/13,957,837.99 - Step 6: Final answer
x = 6,560,952.26
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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.