Finding the Fourth Proportional to 6,652,414.51, 9,179,782.17 and 3,752,518.12
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Solution
The fourth proportional to 6,652,414.51, 9,179,782.17 and 3,752,518.12 is: 5,178,164.84
Step by Step Solution
- Step 1: Write the proportion equation
6,652,414.51 : 9,179,782.17 = 3,752,518.12 : x - Step 2: Convert to fraction form
6,652,414.51/9,179,782.17 = 3,752,518.12/x - Step 3: Cross multiply
6,652,414.51x = 9,179,782.17 × 3,752,518.12 - Step 4: Simplify right side
6,652,414.51x = 34,447,298,884,679.01 - Step 5: Solve for x
x = 34,447,298,884,679.01/6,652,414.51 - Step 6: Final answer
x = 5,178,164.84
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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.