Finding the Fourth Proportional to 5,645,990.24, 8,464,224.53 and 2,448,708.32
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Solution
The fourth proportional to 5,645,990.24, 8,464,224.53 and 2,448,708.32 is: 3,670,997.67
Step by Step Solution
- Step 1: Write the proportion equation
5,645,990.24 : 8,464,224.53 = 2,448,708.32 : x - Step 2: Convert to fraction form
5,645,990.24/8,464,224.53 = 2,448,708.32/x - Step 3: Cross multiply
5,645,990.24x = 8,464,224.53 × 2,448,708.32 - Step 4: Simplify right side
5,645,990.24x = 20,726,417,028,959.09 - Step 5: Solve for x
x = 20,726,417,028,959.09/5,645,990.24 - Step 6: Final answer
x = 3,670,997.67
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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.