Finding the Fourth Proportional to 7,485,464.79, 11,228,605.56 and 2,367,512.46
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Solution
The fourth proportional to 7,485,464.79, 11,228,605.56 and 2,367,512.46 is: 3,551,397.85
Step by Step Solution
- Step 1: Write the proportion equation
7,485,464.79 : 11,228,605.56 = 2,367,512.46 : x - Step 2: Convert to fraction form
7,485,464.79/11,228,605.56 = 2,367,512.46/x - Step 3: Cross multiply
7,485,464.79x = 11,228,605.56 × 2,367,512.46 - Step 4: Simplify right side
7,485,464.79x = 26,583,863,571,725.28 - Step 5: Solve for x
x = 26,583,863,571,725.28/7,485,464.79 - Step 6: Final answer
x = 3,551,397.85
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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.