Finding the Fourth Proportional to 19,674,801.09, 29,472,677.91 and 9,797,106.24
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Solution
The fourth proportional to 19,674,801.09, 29,472,677.91 and 9,797,106.24 is: 14,675,978.44
Step by Step Solution
- Step 1: Write the proportion equation
19,674,801.09 : 29,472,677.91 = 9,797,106.24 : x - Step 2: Convert to fraction form
19,674,801.09/29,472,677.91 = 9,797,106.24/x - Step 3: Cross multiply
19,674,801.09x = 29,472,677.91 × 9,797,106.24 - Step 4: Simplify right side
19,674,801.09x = 288,746,956,661,571.19 - Step 5: Solve for x
x = 288,746,956,661,571.19/19,674,801.09 - Step 6: Final answer
x = 14,675,978.44
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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.