Finding the Fourth Proportional to 11,855,433.14, 16,360,284.47 and 6,698,683.97
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Solution
The fourth proportional to 11,855,433.14, 16,360,284.47 and 6,698,683.97 is: 9,244,063.38
Step by Step Solution
- Step 1: Write the proportion equation
11,855,433.14 : 16,360,284.47 = 6,698,683.97 : x - Step 2: Convert to fraction form
11,855,433.14/16,360,284.47 = 6,698,683.97/x - Step 3: Cross multiply
11,855,433.14x = 16,360,284.47 × 6,698,683.97 - Step 4: Simplify right side
11,855,433.14x = 109,592,375,323,828.95 - Step 5: Solve for x
x = 109,592,375,323,828.95/11,855,433.14 - Step 6: Final answer
x = 9,244,063.38
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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.