Finding the Fourth Proportional to 14,464,221.36, 19,959,306.17 and 8,582,842.05
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Solution
The fourth proportional to 14,464,221.36, 19,959,306.17 and 8,582,842.05 is: 11,843,539.17
Step by Step Solution
- Step 1: Write the proportion equation
14,464,221.36 : 19,959,306.17 = 8,582,842.05 : x - Step 2: Convert to fraction form
14,464,221.36/19,959,306.17 = 8,582,842.05/x - Step 3: Cross multiply
14,464,221.36x = 19,959,306.17 × 8,582,842.05 - Step 4: Simplify right side
14,464,221.36x = 171,307,572,241,786.25 - Step 5: Solve for x
x = 171,307,572,241,786.25/14,464,221.36 - Step 6: Final answer
x = 11,843,539.17
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.