Finding the Fourth Proportional to 9,651,623.40, 14,482,683.90 and 3,972,421.80
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Solution
The fourth proportional to 9,651,623.40, 14,482,683.90 and 3,972,421.80 is: 5,960,793.00
Step by Step Solution
- Step 1: Write the proportion equation
9,651,623.40 : 14,482,683.90 = 3,972,421.80 : x - Step 2: Convert to fraction form
9,651,623.40/14,482,683.90 = 3,972,421.80/x - Step 3: Cross multiply
9,651,623.40x = 14,482,683.90 × 3,972,421.80 - Step 4: Simplify right side
9,651,623.40x = 57,531,329,246,869.02 - Step 5: Solve for x
x = 57,531,329,246,869.02/9,651,623.40 - Step 6: Final answer
x = 5,960,793.00
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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.