Finding the Fourth Proportional to 11,133,551.18, 15,364,937.64 and 6,240,354.32
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Solution
The fourth proportional to 11,133,551.18, 15,364,937.64 and 6,240,354.32 is: 8,612,046.00
Step by Step Solution
- Step 1: Write the proportion equation
11,133,551.18 : 15,364,937.64 = 6,240,354.32 : x - Step 2: Convert to fraction form
11,133,551.18/15,364,937.64 = 6,240,354.32/x - Step 3: Cross multiply
11,133,551.18x = 15,364,937.64 × 6,240,354.32 - Step 4: Simplify right side
11,133,551.18x = 95,882,654,901,479.92 - Step 5: Solve for x
x = 95,882,654,901,479.92/11,133,551.18 - Step 6: Final answer
x = 8,612,046.00
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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.