Finding the Fourth Proportional to 14,813,119.33, 20,442,134.56 and 8,286,857.80
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Solution
The fourth proportional to 14,813,119.33, 20,442,134.56 and 8,286,857.80 is: 11,435,880.48
Step by Step Solution
- Step 1: Write the proportion equation
14,813,119.33 : 20,442,134.56 = 8,286,857.80 : x - Step 2: Convert to fraction form
14,813,119.33/20,442,134.56 = 8,286,857.80/x - Step 3: Cross multiply
14,813,119.33x = 20,442,134.56 × 8,286,857.80 - Step 4: Simplify right side
14,813,119.33x = 169,401,062,155,363.09 - Step 5: Solve for x
x = 169,401,062,155,363.09/14,813,119.33 - Step 6: Final answer
x = 11,435,880.48
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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.