Finding the Fourth Proportional to 23,683,578.23, 32,679,859.42 and 13,228,306.24
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Solution
The fourth proportional to 23,683,578.23, 32,679,859.42 and 13,228,306.24 is: 18,253,119.70
Step by Step Solution
- Step 1: Write the proportion equation
23,683,578.23 : 32,679,859.42 = 13,228,306.24 : x - Step 2: Convert to fraction form
23,683,578.23/32,679,859.42 = 13,228,306.24/x - Step 3: Cross multiply
23,683,578.23x = 32,679,859.42 × 13,228,306.24 - Step 4: Simplify right side
23,683,578.23x = 432,299,188,287,908.81 - Step 5: Solve for x
x = 432,299,188,287,908.81/23,683,578.23 - Step 6: Final answer
x = 18,253,119.70
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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.