Finding the Fourth Proportional to 17,720,788.84, 24,467,793.06 and 10,854,649.96
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Solution
The fourth proportional to 17,720,788.84, 24,467,793.06 and 10,854,649.96 is: 14,987,443.92
Step by Step Solution
- Step 1: Write the proportion equation
17,720,788.84 : 24,467,793.06 = 10,854,649.96 : x - Step 2: Convert to fraction form
17,720,788.84/24,467,793.06 = 10,854,649.96/x - Step 3: Cross multiply
17,720,788.84x = 24,467,793.06 × 10,854,649.96 - Step 4: Simplify right side
17,720,788.84x = 265,589,328,960,017.28 - Step 5: Solve for x
x = 265,589,328,960,017.28/17,720,788.84 - Step 6: Final answer
x = 14,987,443.92
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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.