Finding the Fourth Proportional to 10,673,145.80, 16,009,718.70 and 2,694,969.80
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Solution
The fourth proportional to 10,673,145.80, 16,009,718.70 and 2,694,969.80 is: 4,042,454.70
Step by Step Solution
- Step 1: Write the proportion equation
10,673,145.80 : 16,009,718.70 = 2,694,969.80 : x - Step 2: Convert to fraction form
10,673,145.80/16,009,718.70 = 2,694,969.80/x - Step 3: Cross multiply
10,673,145.80x = 16,009,718.70 × 2,694,969.80 - Step 4: Simplify right side
10,673,145.80x = 43,145,708,402,995.26 - Step 5: Solve for x
x = 43,145,708,402,995.26/10,673,145.80 - Step 6: Final answer
x = 4,042,454.70
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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.