Finding the Fourth Proportional to 7,894,754.10, 10,895,393.63 and 6,276,516.26
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Solution
The fourth proportional to 7,894,754.10, 10,895,393.63 and 6,276,516.26 is: 8,662,095.66
Step by Step Solution
- Step 1: Write the proportion equation
7,894,754.10 : 10,895,393.63 = 6,276,516.26 : x - Step 2: Convert to fraction form
7,894,754.10/10,895,393.63 = 6,276,516.26/x - Step 3: Cross multiply
7,894,754.10x = 10,895,393.63 × 6,276,516.26 - Step 4: Simplify right side
7,894,754.10x = 68,385,115,239,009.75 - Step 5: Solve for x
x = 68,385,115,239,009.75/7,894,754.10 - Step 6: Final answer
x = 8,662,095.66
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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.