Finding the Fourth Proportional to 6,207,027.57, 8,564,414.31 and 3,628,209.51
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Solution
The fourth proportional to 6,207,027.57, 8,564,414.31 and 3,628,209.51 is: 5,006,178.74
Step by Step Solution
- Step 1: Write the proportion equation
6,207,027.57 : 8,564,414.31 = 3,628,209.51 : x - Step 2: Convert to fraction form
6,207,027.57/8,564,414.31 = 3,628,209.51/x - Step 3: Cross multiply
6,207,027.57x = 8,564,414.31 × 3,628,209.51 - Step 4: Simplify right side
6,207,027.57x = 31,073,489,447,122.09 - Step 5: Solve for x
x = 31,073,489,447,122.09/6,207,027.57 - Step 6: Final answer
x = 5,006,178.74
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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.