Finding the Fourth Proportional to 6,163,112.48, 8,507,819.30 and 3,683,208.02
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Solution
The fourth proportional to 6,163,112.48, 8,507,819.30 and 3,683,208.02 is: 5,084,455.03
Step by Step Solution
- Step 1: Write the proportion equation
6,163,112.48 : 8,507,819.30 = 3,683,208.02 : x - Step 2: Convert to fraction form
6,163,112.48/8,507,819.30 = 3,683,208.02/x - Step 3: Cross multiply
6,163,112.48x = 8,507,819.30 × 3,683,208.02 - Step 4: Simplify right side
6,163,112.48x = 31,336,068,217,515.65 - Step 5: Solve for x
x = 31,336,068,217,515.65/6,163,112.48 - Step 6: Final answer
x = 5,084,455.03
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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.