Finding the Fourth Proportional to 12,248,317.26, 18,369,735.76 and 3,610,574.87
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Solution
The fourth proportional to 12,248,317.26, 18,369,735.76 and 3,610,574.87 is: 5,415,054.56
Step by Step Solution
- Step 1: Write the proportion equation
12,248,317.26 : 18,369,735.76 = 3,610,574.87 : x - Step 2: Convert to fraction form
12,248,317.26/18,369,735.76 = 3,610,574.87/x - Step 3: Cross multiply
12,248,317.26x = 18,369,735.76 × 3,610,574.87 - Step 4: Simplify right side
12,248,317.26x = 66,325,306,216,260.90 - Step 5: Solve for x
x = 66,325,306,216,260.90/12,248,317.26 - Step 6: Final answer
x = 5,415,054.56
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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.