Finding the Fourth Proportional to 11,145,267.07, 15,382,149.74 and 6,796,875.68
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Solution
The fourth proportional to 11,145,267.07, 15,382,149.74 and 6,796,875.68 is: 9,380,713.69
Step by Step Solution
- Step 1: Write the proportion equation
11,145,267.07 : 15,382,149.74 = 6,796,875.68 : x - Step 2: Convert to fraction form
11,145,267.07/15,382,149.74 = 6,796,875.68/x - Step 3: Cross multiply
11,145,267.07x = 15,382,149.74 × 6,796,875.68 - Step 4: Simplify right side
11,145,267.07x = 104,550,559,414,005.77 - Step 5: Solve for x
x = 104,550,559,414,005.77/11,145,267.07 - Step 6: Final answer
x = 9,380,713.69
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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.