Finding the Fourth Proportional to 18,523,215.96, 27,789,238.28 and 6,392,784.04
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Solution
The fourth proportional to 18,523,215.96, 27,789,238.28 and 6,392,784.04 is: 9,590,699.55
Step by Step Solution
- Step 1: Write the proportion equation
18,523,215.96 : 27,789,238.28 = 6,392,784.04 : x - Step 2: Convert to fraction form
18,523,215.96/27,789,238.28 = 6,392,784.04/x - Step 3: Cross multiply
18,523,215.96x = 27,789,238.28 × 6,392,784.04 - Step 4: Simplify right side
18,523,215.96x = 177,650,598,960,141.06 - Step 5: Solve for x
x = 177,650,598,960,141.06/18,523,215.96 - Step 6: Final answer
x = 9,590,699.55
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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.