Finding the Fourth Proportional to 7,764,211.68, 10,714,654.53 and 4,502,959.98
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Solution
The fourth proportional to 7,764,211.68, 10,714,654.53 and 4,502,959.98 is: 6,214,109.37
Step by Step Solution
- Step 1: Write the proportion equation
7,764,211.68 : 10,714,654.53 = 4,502,959.98 : x - Step 2: Convert to fraction form
7,764,211.68/10,714,654.53 = 4,502,959.98/x - Step 3: Cross multiply
7,764,211.68x = 10,714,654.53 × 4,502,959.98 - Step 4: Simplify right side
7,764,211.68x = 48,247,660,548,115.71 - Step 5: Solve for x
x = 48,247,660,548,115.71/7,764,211.68 - Step 6: Final answer
x = 6,214,109.37
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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.