Finding the Fourth Proportional to 17,593,246.40, 26,389,869.60 and 14,617,176.80
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Solution
The fourth proportional to 17,593,246.40, 26,389,869.60 and 14,617,176.80 is: 21,925,765.20
Step by Step Solution
- Step 1: Write the proportion equation
17,593,246.40 : 26,389,869.60 = 14,617,176.80 : x - Step 2: Convert to fraction form
17,593,246.40/26,389,869.60 = 14,617,176.80/x - Step 3: Cross multiply
17,593,246.40x = 26,389,869.60 × 14,617,176.80 - Step 4: Simplify right side
17,593,246.40x = 385,745,389,672,145.31 - Step 5: Solve for x
x = 385,745,389,672,145.31/17,593,246.40 - Step 6: Final answer
x = 21,925,765.20
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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.