Finding the Fourth Proportional to 7,915,251.97, 10,923,232.70 and 4,430,504.07
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Solution
The fourth proportional to 7,915,251.97, 10,923,232.70 and 4,430,504.07 is: 6,114,199.16
Step by Step Solution
- Step 1: Write the proportion equation
7,915,251.97 : 10,923,232.70 = 4,430,504.07 : x - Step 2: Convert to fraction form
7,915,251.97/10,923,232.70 = 4,430,504.07/x - Step 3: Cross multiply
7,915,251.97x = 10,923,232.70 × 4,430,504.07 - Step 4: Simplify right side
7,915,251.97x = 48,395,426,934,907.09 - Step 5: Solve for x
x = 48,395,426,934,907.09/7,915,251.97 - Step 6: Final answer
x = 6,114,199.16
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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.