Finding the Fourth Proportional to 19,342,290.02, 26,691,518.67 and 10,639,910.84
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Solution
The fourth proportional to 19,342,290.02, 26,691,518.67 and 10,639,910.84 is: 14,682,614.03
Step by Step Solution
- Step 1: Write the proportion equation
19,342,290.02 : 26,691,518.67 = 10,639,910.84 : x - Step 2: Convert to fraction form
19,342,290.02/26,691,518.67 = 10,639,910.84/x - Step 3: Cross multiply
19,342,290.02x = 26,691,518.67 × 10,639,910.84 - Step 4: Simplify right side
19,342,290.02x = 283,995,378,832,995.38 - Step 5: Solve for x
x = 283,995,378,832,995.38/19,342,290.02 - Step 6: Final answer
x = 14,682,614.03
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1.5x scale
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.