Finding the Fourth Proportional to 8,104,493.70, 11,184,477.57 and 4,620,347.69
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Solution
The fourth proportional to 8,104,493.70, 11,184,477.57 and 4,620,347.69 is: 6,376,237.30
Step by Step Solution
- Step 1: Write the proportion equation
8,104,493.70 : 11,184,477.57 = 4,620,347.69 : x - Step 2: Convert to fraction form
8,104,493.70/11,184,477.57 = 4,620,347.69/x - Step 3: Cross multiply
8,104,493.70x = 11,184,477.57 × 4,620,347.69 - Step 4: Simplify right side
8,104,493.70x = 51,676,175,048,483.92 - Step 5: Solve for x
x = 51,676,175,048,483.92/8,104,493.70 - Step 6: Final answer
x = 6,376,237.30
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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.