Finding the Fourth Proportional to 11,039,418.92, 15,234,398.80 and 6,144,536.01
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Solution
The fourth proportional to 11,039,418.92, 15,234,398.80 and 6,144,536.01 is: 8,479,460.07
Step by Step Solution
- Step 1: Write the proportion equation
11,039,418.92 : 15,234,398.80 = 6,144,536.01 : x - Step 2: Convert to fraction form
11,039,418.92/15,234,398.80 = 6,144,536.01/x - Step 3: Cross multiply
11,039,418.92x = 15,234,398.80 × 6,144,536.01 - Step 4: Simplify right side
11,039,418.92x = 93,608,311,951,952.34 - Step 5: Solve for x
x = 93,608,311,951,952.34/11,039,418.92 - Step 6: Final answer
x = 8,479,460.07
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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.