Finding the Fourth Proportional to 12,633,942.36, 17,434,852.07 and 6,832,724.09
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Solution
The fourth proportional to 12,633,942.36, 17,434,852.07 and 6,832,724.09 is: 9,429,165.52
Step by Step Solution
- Step 1: Write the proportion equation
12,633,942.36 : 17,434,852.07 = 6,832,724.09 : x - Step 2: Convert to fraction form
12,633,942.36/17,434,852.07 = 6,832,724.09/x - Step 3: Cross multiply
12,633,942.36x = 17,434,852.07 × 6,832,724.09 - Step 4: Simplify right side
12,633,942.36x = 119,127,533,622,937.50 - Step 5: Solve for x
x = 119,127,533,622,937.50/12,633,942.36 - Step 6: Final answer
x = 9,429,165.52
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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.