Finding the Fourth Proportional to 18,461,907.24, 27,694,041.84 and 7,102,355.87
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Solution
The fourth proportional to 18,461,907.24, 27,694,041.84 and 7,102,355.87 is: 10,653,988.12
Step by Step Solution
- Step 1: Write the proportion equation
18,461,907.24 : 27,694,041.84 = 7,102,355.87 : x - Step 2: Convert to fraction form
18,461,907.24/27,694,041.84 = 7,102,355.87/x - Step 3: Cross multiply
18,461,907.24x = 27,694,041.84 × 7,102,355.87 - Step 4: Simplify right side
18,461,907.24x = 196,692,940,487,879.41 - Step 5: Solve for x
x = 196,692,940,487,879.41/18,461,907.24 - Step 6: Final answer
x = 10,653,988.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.