Finding the Fourth Proportional to 11,270,720.16, 15,553,623.78 and 6,114,081.70
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Solution
The fourth proportional to 11,270,720.16, 15,553,623.78 and 6,114,081.70 is: 8,437,449.00
Step by Step Solution
- Step 1: Write the proportion equation
11,270,720.16 : 15,553,623.78 = 6,114,081.70 : x - Step 2: Convert to fraction form
11,270,720.16/15,553,623.78 = 6,114,081.70/x - Step 3: Cross multiply
11,270,720.16x = 15,553,623.78 × 6,114,081.70 - Step 4: Simplify right side
11,270,720.16x = 95,096,126,521,982.83 - Step 5: Solve for x
x = 95,096,126,521,982.83/11,270,720.16 - Step 6: Final answer
x = 8,437,449.00
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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.