Finding the Fourth Proportional to 17,519,623.13, 26,265,207.46 and 7,292,138.42
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Solution
The fourth proportional to 17,519,623.13, 26,265,207.46 and 7,292,138.42 is: 10,932,285.87
Step by Step Solution
- Step 1: Write the proportion equation
17,519,623.13 : 26,265,207.46 = 7,292,138.42 : x - Step 2: Convert to fraction form
17,519,623.13/26,265,207.46 = 7,292,138.42/x - Step 3: Cross multiply
17,519,623.13x = 26,265,207.46 × 7,292,138.42 - Step 4: Simplify right side
17,519,623.13x = 191,529,528,432,986.06 - Step 5: Solve for x
x = 191,529,528,432,986.06/17,519,623.13 - Step 6: Final answer
x = 10,932,285.87
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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.