Finding the Fourth Proportional to 10,368,541.70, 15,555,145.35 and 6,106,516.10
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Solution
The fourth proportional to 10,368,541.70, 15,555,145.35 and 6,106,516.10 is: 9,161,148.04
Step by Step Solution
- Step 1: Write the proportion equation
10,368,541.70 : 15,555,145.35 = 6,106,516.10 : x - Step 2: Convert to fraction form
10,368,541.70/15,555,145.35 = 6,106,516.10/x - Step 3: Cross multiply
10,368,541.70x = 15,555,145.35 × 6,106,516.10 - Step 4: Simplify right side
10,368,541.70x = 94,987,745,517,615.12 - Step 5: Solve for x
x = 94,987,745,517,615.12/10,368,541.70 - Step 6: Final answer
x = 9,161,148.04
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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.