Finding the Fourth Proportional to 14,071,037.40, 21,106,334.39 and 4,486,351.41
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Solution
The fourth proportional to 14,071,037.40, 21,106,334.39 and 4,486,351.41 is: 6,729,456.42
Step by Step Solution
- Step 1: Write the proportion equation
14,071,037.40 : 21,106,334.39 = 4,486,351.41 : x - Step 2: Convert to fraction form
14,071,037.40/21,106,334.39 = 4,486,351.41/x - Step 3: Cross multiply
14,071,037.40x = 21,106,334.39 × 4,486,351.41 - Step 4: Simplify right side
14,071,037.40x = 94,690,433,028,076.25 - Step 5: Solve for x
x = 94,690,433,028,076.25/14,071,037.40 - Step 6: Final answer
x = 6,729,456.42
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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.