Finding the Fourth Proportional to 12,354,704.70, 17,049,462.97 and 6,772,941.24
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Solution
The fourth proportional to 12,354,704.70, 17,049,462.97 and 6,772,941.24 is: 9,346,642.73
Step by Step Solution
- Step 1: Write the proportion equation
12,354,704.70 : 17,049,462.97 = 6,772,941.24 : x - Step 2: Convert to fraction form
12,354,704.70/17,049,462.97 = 6,772,941.24/x - Step 3: Cross multiply
12,354,704.70x = 17,049,462.97 × 6,772,941.24 - Step 4: Simplify right side
12,354,704.70x = 115,475,010,916,152.83 - Step 5: Solve for x
x = 115,475,010,916,152.83/12,354,704.70 - Step 6: Final answer
x = 9,346,642.73
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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.