Finding the Fourth Proportional to 7,133,630.69, 10,698,198.28 and 2,340,202.97
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Solution
The fourth proportional to 7,133,630.69, 10,698,198.28 and 2,340,202.97 is: 3,509,567.07
Step by Step Solution
- Step 1: Write the proportion equation
7,133,630.69 : 10,698,198.28 = 2,340,202.97 : x - Step 2: Convert to fraction form
7,133,630.69/10,698,198.28 = 2,340,202.97/x - Step 3: Cross multiply
7,133,630.69x = 10,698,198.28 × 2,340,202.97 - Step 4: Simplify right side
7,133,630.69x = 25,035,955,388,504.89 - Step 5: Solve for x
x = 25,035,955,388,504.89/7,133,630.69 - Step 6: Final answer
x = 3,509,567.07
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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.