Finding the Fourth Proportional to 17,382,890.10, 26,083,666.35 and 7,286,531.70
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Solution
The fourth proportional to 17,382,890.10, 26,083,666.35 and 7,286,531.70 is: 10,933,708.99
Step by Step Solution
- Step 1: Write the proportion equation
17,382,890.10 : 26,083,666.35 = 7,286,531.70 : x - Step 2: Convert to fraction form
17,382,890.10/26,083,666.35 = 7,286,531.70/x - Step 3: Cross multiply
17,382,890.10x = 26,083,666.35 × 7,286,531.70 - Step 4: Simplify right side
17,382,890.10x = 190,059,461,711,498.31 - Step 5: Solve for x
x = 190,059,461,711,498.31/17,382,890.10 - Step 6: Final answer
x = 10,933,708.99
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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.