Finding the Fourth Proportional to 21,104,744.08, 29,124,534 and 11,446,952.08
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Solution
The fourth proportional to 21,104,744.08, 29,124,534 and 11,446,952.08 is: 15,796,786.91
Step by Step Solution
- Step 1: Write the proportion equation
21,104,744.08 : 29,124,534 = 11,446,952.08 : x - Step 2: Convert to fraction form
21,104,744.08/29,124,534 = 11,446,952.08/x - Step 3: Cross multiply
21,104,744.08x = 29,124,534 × 11,446,952.08 - Step 4: Simplify right side
21,104,744.08x = 333,387,145,050,330.75 - Step 5: Solve for x
x = 333,387,145,050,330.75/21,104,744.08 - Step 6: Final answer
x = 15,796,786.91
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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.