Finding the Fourth Proportional to 10,293,427.12, 15,435,654.90 and 3,468,728.44
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Solution
The fourth proportional to 10,293,427.12, 15,435,654.90 and 3,468,728.44 is: 5,201,581.02
Step by Step Solution
- Step 1: Write the proportion equation
10,293,427.12 : 15,435,654.90 = 3,468,728.44 : x - Step 2: Convert to fraction form
10,293,427.12/15,435,654.90 = 3,468,728.44/x - Step 3: Cross multiply
10,293,427.12x = 15,435,654.90 × 3,468,728.44 - Step 4: Simplify right side
10,293,427.12x = 53,542,095,141,655.36 - Step 5: Solve for x
x = 53,542,095,141,655.36/10,293,427.12 - Step 6: Final answer
x = 5,201,581.02
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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.