Finding the Fourth Proportional to 10,272,456.36, 15,405,050.28 and 2,984,400.24
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Solution
The fourth proportional to 10,272,456.36, 15,405,050.28 and 2,984,400.24 is: 4,475,544.52
Step by Step Solution
- Step 1: Write the proportion equation
10,272,456.36 : 15,405,050.28 = 2,984,400.24 : x - Step 2: Convert to fraction form
10,272,456.36/15,405,050.28 = 2,984,400.24/x - Step 3: Cross multiply
10,272,456.36x = 15,405,050.28 × 2,984,400.24 - Step 4: Simplify right side
10,272,456.36x = 45,974,835,752,844.07 - Step 5: Solve for x
x = 45,974,835,752,844.07/10,272,456.36 - Step 6: Final answer
x = 4,475,544.52
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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.