Finding the Fourth Proportional to 17,689,738.28, 26,534,756.01 and 4,911,239.48
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Solution
The fourth proportional to 17,689,738.28, 26,534,756.01 and 4,911,239.48 is: 7,366,900.47
Step by Step Solution
- Step 1: Write the proportion equation
17,689,738.28 : 26,534,756.01 = 4,911,239.48 : x - Step 2: Convert to fraction form
17,689,738.28/26,534,756.01 = 4,911,239.48/x - Step 3: Cross multiply
17,689,738.28x = 26,534,756.01 × 4,911,239.48 - Step 4: Simplify right side
17,689,738.28x = 130,318,541,308,479.30 - Step 5: Solve for x
x = 130,318,541,308,479.30/17,689,738.28 - Step 6: Final answer
x = 7,366,900.47
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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.