Finding the Fourth Proportional to 10,907,531.10, 15,052,497.68 and 6,012,928.31
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Solution
The fourth proportional to 10,907,531.10, 15,052,497.68 and 6,012,928.31 is: 8,297,898.81
Step by Step Solution
- Step 1: Write the proportion equation
10,907,531.10 : 15,052,497.68 = 6,012,928.31 : x - Step 2: Convert to fraction form
10,907,531.10/15,052,497.68 = 6,012,928.31/x - Step 3: Cross multiply
10,907,531.10x = 15,052,497.68 × 6,012,928.31 - Step 4: Simplify right side
10,907,531.10x = 90,509,589,376,051.14 - Step 5: Solve for x
x = 90,509,589,376,051.14/10,907,531.10 - Step 6: Final answer
x = 8,297,898.81
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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.