Finding the Fourth Proportional to 10,502,408.60, 15,753,612.90 and 4,110,536.60
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Solution
The fourth proportional to 10,502,408.60, 15,753,612.90 and 4,110,536.60 is: 6,165,804.90
Step by Step Solution
- Step 1: Write the proportion equation
10,502,408.60 : 15,753,612.90 = 4,110,536.60 : x - Step 2: Convert to fraction form
10,502,408.60/15,753,612.90 = 4,110,536.60/x - Step 3: Cross multiply
10,502,408.60x = 15,753,612.90 × 4,110,536.60 - Step 4: Simplify right side
10,502,408.60x = 64,755,802,407,682.14 - Step 5: Solve for x
x = 64,755,802,407,682.14/10,502,408.60 - Step 6: Final answer
x = 6,165,804.90
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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.