Finding the Fourth Proportional to 18,444,404.36, 27,676,181.32 and 7,522,606.62
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Solution
The fourth proportional to 18,444,404.36, 27,676,181.32 and 7,522,606.62 is: 11,287,815.03
Step by Step Solution
- Step 1: Write the proportion equation
18,444,404.36 : 27,676,181.32 = 7,522,606.62 : x - Step 2: Convert to fraction form
18,444,404.36/27,676,181.32 = 7,522,606.62/x - Step 3: Cross multiply
18,444,404.36x = 27,676,181.32 × 7,522,606.62 - Step 4: Simplify right side
18,444,404.36x = 208,197,024,795,345.81 - Step 5: Solve for x
x = 208,197,024,795,345.81/18,444,404.36 - Step 6: Final answer
x = 11,287,815.03
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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.