Finding the Fourth Proportional to 17,720,791.84, 24,467,797.20 and 10,854,652.96
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Solution
The fourth proportional to 17,720,791.84, 24,467,797.20 and 10,854,652.96 is: 14,987,448.06
Step by Step Solution
- Step 1: Write the proportion equation
17,720,791.84 : 24,467,797.20 = 10,854,652.96 : x - Step 2: Convert to fraction form
17,720,791.84/24,467,797.20 = 10,854,652.96/x - Step 3: Cross multiply
17,720,791.84x = 24,467,797.20 × 10,854,652.96 - Step 4: Simplify right side
17,720,791.84x = 265,589,447,301,659.72 - Step 5: Solve for x
x = 265,589,447,301,659.72/17,720,791.84 - Step 6: Final answer
x = 14,987,448.06
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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.