Finding the Fourth Proportional to 7,272,351.69, 10,035,922.68 and 4,009,283.19
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Solution
The fourth proportional to 7,272,351.69, 10,035,922.68 and 4,009,283.19 is: 5,532,853.44
Step by Step Solution
- Step 1: Write the proportion equation
7,272,351.69 : 10,035,922.68 = 4,009,283.19 : x - Step 2: Convert to fraction form
7,272,351.69/10,035,922.68 = 4,009,283.19/x - Step 3: Cross multiply
7,272,351.69x = 10,035,922.68 × 4,009,283.19 - Step 4: Simplify right side
7,272,351.69x = 40,236,856,097,063.75 - Step 5: Solve for x
x = 40,236,856,097,063.75/7,272,351.69 - Step 6: Final answer
x = 5,532,853.44
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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.