Finding the Fourth Proportional to 18,426,451.45, 27,639,686.41 and 6,296,033.84
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Solution
The fourth proportional to 18,426,451.45, 27,639,686.41 and 6,296,033.84 is: 9,444,053.92
Step by Step Solution
- Step 1: Write the proportion equation
18,426,451.45 : 27,639,686.41 = 6,296,033.84 : x - Step 2: Convert to fraction form
18,426,451.45/27,639,686.41 = 6,296,033.84/x - Step 3: Cross multiply
18,426,451.45x = 27,639,686.41 × 6,296,033.84 - Step 4: Simplify right side
18,426,451.45x = 174,020,400,964,348.12 - Step 5: Solve for x
x = 174,020,400,964,348.12/18,426,451.45 - Step 6: Final answer
x = 9,444,053.92
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1.5x scale
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.