Finding the Fourth Proportional to 12,962,310.26, 19,448,693.69 and 5,768,924.13
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Solution
The fourth proportional to 12,962,310.26, 19,448,693.69 and 5,768,924.13 is: 8,655,713.07
Step by Step Solution
- Step 1: Write the proportion equation
12,962,310.26 : 19,448,693.69 = 5,768,924.13 : x - Step 2: Convert to fraction form
12,962,310.26/19,448,693.69 = 5,768,924.13/x - Step 3: Cross multiply
12,962,310.26x = 19,448,693.69 × 5,768,924.13 - Step 4: Simplify right side
12,962,310.26x = 112,198,038,296,375.11 - Step 5: Solve for x
x = 112,198,038,296,375.11/12,962,310.26 - Step 6: Final answer
x = 8,655,713.07
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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.