Finding the Fourth Proportional to 5,408,237.01, 7,463,368.74 and 2,961,003.48
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Solution
The fourth proportional to 5,408,237.01, 7,463,368.74 and 2,961,003.48 is: 4,086,185.71
Step by Step Solution
- Step 1: Write the proportion equation
5,408,237.01 : 7,463,368.74 = 2,961,003.48 : x - Step 2: Convert to fraction form
5,408,237.01/7,463,368.74 = 2,961,003.48/x - Step 3: Cross multiply
5,408,237.01x = 7,463,368.74 × 2,961,003.48 - Step 4: Simplify right side
5,408,237.01x = 22,099,060,811,663.21 - Step 5: Solve for x
x = 22,099,060,811,663.21/5,408,237.01 - Step 6: Final answer
x = 4,086,185.71
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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.