Finding the Fourth Proportional to 18,227,815.34, 27,344,441.36 and 6,712,396.88
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Solution
The fourth proportional to 18,227,815.34, 27,344,441.36 and 6,712,396.88 is: 10,069,596.35
Step by Step Solution
- Step 1: Write the proportion equation
18,227,815.34 : 27,344,441.36 = 6,712,396.88 : x - Step 2: Convert to fraction form
18,227,815.34/27,344,441.36 = 6,712,396.88/x - Step 3: Cross multiply
18,227,815.34x = 27,344,441.36 × 6,712,396.88 - Step 4: Simplify right side
18,227,815.34x = 183,546,742,870,206.94 - Step 5: Solve for x
x = 183,546,742,870,206.94/18,227,815.34 - Step 6: Final answer
x = 10,069,596.35
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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.