Finding the Fourth Proportional to 7,739,246.80, 11,609,132.34 and 2,059,476.58
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Solution
The fourth proportional to 7,739,246.80, 11,609,132.34 and 2,059,476.58 is: 3,089,284.63
Step by Step Solution
- Step 1: Write the proportion equation
7,739,246.80 : 11,609,132.34 = 2,059,476.58 : x - Step 2: Convert to fraction form
7,739,246.80/11,609,132.34 = 2,059,476.58/x - Step 3: Cross multiply
7,739,246.80x = 11,609,132.34 × 2,059,476.58 - Step 4: Simplify right side
7,739,246.80x = 23,908,736,168,350.60 - Step 5: Solve for x
x = 23,908,736,168,350.60/7,739,246.80 - Step 6: Final answer
x = 3,089,284.63
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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.