Finding the Fourth Proportional to 18,203,833.08, 27,307,668.78 and 6,069,066.75
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Solution
The fourth proportional to 18,203,833.08, 27,307,668.78 and 6,069,066.75 is: 9,104,239.96
Step by Step Solution
- Step 1: Write the proportion equation
18,203,833.08 : 27,307,668.78 = 6,069,066.75 : x - Step 2: Convert to fraction form
18,203,833.08/27,307,668.78 = 6,069,066.75/x - Step 3: Cross multiply
18,203,833.08x = 27,307,668.78 × 6,069,066.75 - Step 4: Simplify right side
18,203,833.08x = 165,732,064,612,711.06 - Step 5: Solve for x
x = 165,732,064,612,711.06/18,203,833.08 - Step 6: Final answer
x = 9,104,239.96
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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.