Finding the Fourth Proportional to 8,477,270.16, 11,698,277.40 and 4,806,433.68
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Solution
The fourth proportional to 8,477,270.16, 11,698,277.40 and 4,806,433.68 is: 6,632,676.96
Step by Step Solution
- Step 1: Write the proportion equation
8,477,270.16 : 11,698,277.40 = 4,806,433.68 : x - Step 2: Convert to fraction form
8,477,270.16/11,698,277.40 = 4,806,433.68/x - Step 3: Cross multiply
8,477,270.16x = 11,698,277.40 × 4,806,433.68 - Step 4: Simplify right side
8,477,270.16x = 56,226,994,493,342.83 - Step 5: Solve for x
x = 56,226,994,493,342.83/8,477,270.16 - Step 6: Final answer
x = 6,632,676.96
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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.