Finding the Fourth Proportional to 5,477,966.40, 8,201,203.20 and 3,352,202.40
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Solution
The fourth proportional to 5,477,966.40, 8,201,203.20 and 3,352,202.40 is: 5,018,667.70
Step by Step Solution
- Step 1: Write the proportion equation
5,477,966.40 : 8,201,203.20 = 3,352,202.40 : x - Step 2: Convert to fraction form
5,477,966.40/8,201,203.20 = 3,352,202.40/x - Step 3: Cross multiply
5,477,966.40x = 8,201,203.20 × 3,352,202.40 - Step 4: Simplify right side
5,477,966.40x = 27,492,093,049,927.68 - Step 5: Solve for x
x = 27,492,093,049,927.68/5,477,966.40 - Step 6: Final answer
x = 5,018,667.70
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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.