Finding the Fourth Proportional to 32,379,596.49, 48,555,569.02 and 18,742,156.10
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Solution
The fourth proportional to 32,379,596.49, 48,555,569.02 and 18,742,156.10 is: 28,105,231.47
Step by Step Solution
- Step 1: Write the proportion equation
32,379,596.49 : 48,555,569.02 = 18,742,156.10 : x - Step 2: Convert to fraction form
32,379,596.49/48,555,569.02 = 18,742,156.10/x - Step 3: Cross multiply
32,379,596.49x = 48,555,569.02 × 18,742,156.10 - Step 4: Simplify right side
32,379,596.49x = 910,036,054,097,164.12 - Step 5: Solve for x
x = 910,036,054,097,164.12/32,379,596.49 - Step 6: Final answer
x = 28,105,231.47
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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.