Finding the Fourth Proportional to 6,476,202.29, 9,713,637.74 and 2,157,786.09
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Solution
The fourth proportional to 6,476,202.29, 9,713,637.74 and 2,157,786.09 is: 3,236,457.33
Step by Step Solution
- Step 1: Write the proportion equation
6,476,202.29 : 9,713,637.74 = 2,157,786.09 : x - Step 2: Convert to fraction form
6,476,202.29/9,713,637.74 = 2,157,786.09/x - Step 3: Cross multiply
6,476,202.29x = 9,713,637.74 × 2,157,786.09 - Step 4: Simplify right side
6,476,202.29x = 20,959,952,398,671.04 - Step 5: Solve for x
x = 20,959,952,398,671.04/6,476,202.29 - Step 6: Final answer
x = 3,236,457.33
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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.