Finding the Fourth Proportional to 7,817,059.08, 11,727,959.09 and 3,772,793.07
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Solution
The fourth proportional to 7,817,059.08, 11,727,959.09 and 3,772,793.07 is: 5,660,333.68
Step by Step Solution
- Step 1: Write the proportion equation
7,817,059.08 : 11,727,959.09 = 3,772,793.07 : x - Step 2: Convert to fraction form
7,817,059.08/11,727,959.09 = 3,772,793.07/x - Step 3: Cross multiply
7,817,059.08x = 11,727,959.09 × 3,772,793.07 - Step 4: Simplify right side
7,817,059.08x = 44,247,162,761,131.54 - Step 5: Solve for x
x = 44,247,162,761,131.54/7,817,059.08 - Step 6: Final answer
x = 5,660,333.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.