Finding the Fourth Proportional to 10,295,042.06, 15,442,672.44 and 3,106,639.14
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Solution
The fourth proportional to 10,295,042.06, 15,442,672.44 and 3,106,639.14 is: 4,659,991.71
Step by Step Solution
- Step 1: Write the proportion equation
10,295,042.06 : 15,442,672.44 = 3,106,639.14 : x - Step 2: Convert to fraction form
10,295,042.06/15,442,672.44 = 3,106,639.14/x - Step 3: Cross multiply
10,295,042.06x = 15,442,672.44 × 3,106,639.14 - Step 4: Simplify right side
10,295,042.06x = 47,974,810,628,303.30 - Step 5: Solve for x
x = 47,974,810,628,303.30/10,295,042.06 - Step 6: Final answer
x = 4,659,991.71
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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.