Finding the Fourth Proportional to 8,708,851.02, 13,055,969.21 and 3,850,373.12
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Solution
The fourth proportional to 8,708,851.02, 13,055,969.21 and 3,850,373.12 is: 5,772,328.95
Step by Step Solution
- Step 1: Write the proportion equation
8,708,851.02 : 13,055,969.21 = 3,850,373.12 : x - Step 2: Convert to fraction form
8,708,851.02/13,055,969.21 = 3,850,373.12/x - Step 3: Cross multiply
8,708,851.02x = 13,055,969.21 × 3,850,373.12 - Step 4: Simplify right side
8,708,851.02x = 50,270,352,846,077.73 - Step 5: Solve for x
x = 50,270,352,846,077.73/8,708,851.02 - Step 6: Final answer
x = 5,772,328.95
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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.