Finding the Fourth Proportional to 7,771,235.04, 11,649,795.48 and 2,719,789.92
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Solution
The fourth proportional to 7,771,235.04, 11,649,795.48 and 2,719,789.92 is: 4,077,215.03
Step by Step Solution
- Step 1: Write the proportion equation
7,771,235.04 : 11,649,795.48 = 2,719,789.92 : x - Step 2: Convert to fraction form
7,771,235.04/11,649,795.48 = 2,719,789.92/x - Step 3: Cross multiply
7,771,235.04x = 11,649,795.48 × 2,719,789.92 - Step 4: Simplify right side
7,771,235.04x = 31,684,996,316,565.56 - Step 5: Solve for x
x = 31,684,996,316,565.56/7,771,235.04 - Step 6: Final answer
x = 4,077,215.03
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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.