Finding the Fourth Proportional to 7,618,202.09, 11,427,081.70 and 2,226,979.18
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Solution
The fourth proportional to 7,618,202.09, 11,427,081.70 and 2,226,979.18 is: 3,340,404.04
Step by Step Solution
- Step 1: Write the proportion equation
7,618,202.09 : 11,427,081.70 = 2,226,979.18 : x - Step 2: Convert to fraction form
7,618,202.09/11,427,081.70 = 2,226,979.18/x - Step 3: Cross multiply
7,618,202.09x = 11,427,081.70 × 2,226,979.18 - Step 4: Simplify right side
7,618,202.09x = 25,447,873,034,059.01 - Step 5: Solve for x
x = 25,447,873,034,059.01/7,618,202.09 - Step 6: Final answer
x = 3,340,404.04
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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.