Finding the Fourth Proportional to 18,273,859.58, 25,217,926.36 and 10,125,097.58
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Solution
The fourth proportional to 18,273,859.58, 25,217,926.36 and 10,125,097.58 is: 13,972,634.74
Step by Step Solution
- Step 1: Write the proportion equation
18,273,859.58 : 25,217,926.36 = 10,125,097.58 : x - Step 2: Convert to fraction form
18,273,859.58/25,217,926.36 = 10,125,097.58/x - Step 3: Cross multiply
18,273,859.58x = 25,217,926.36 × 10,125,097.58 - Step 4: Simplify right side
18,273,859.58x = 255,333,965,160,254.22 - Step 5: Solve for x
x = 255,333,965,160,254.22/18,273,859.58 - Step 6: Final answer
x = 13,972,634.74
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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.