Finding the Fourth Proportional to 18,212,898.88, 25,132,813.68 and 10,063,612
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Solution
The fourth proportional to 18,212,898.88, 25,132,813.68 and 10,063,612 is: 13,887,239.31
Step by Step Solution
- Step 1: Write the proportion equation
18,212,898.88 : 25,132,813.68 = 10,063,612 : x - Step 2: Convert to fraction form
18,212,898.88/25,132,813.68 = 10,063,612/x - Step 3: Cross multiply
18,212,898.88x = 25,132,813.68 × 10,063,612 - Step 4: Simplify right side
18,212,898.88x = 252,926,885,343,812.16 - Step 5: Solve for x
x = 252,926,885,343,812.16/18,212,898.88 - Step 6: Final answer
x = 13,887,239.31
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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.