Finding the Fourth Proportional to 18,437,746.27, 27,647,767.72 and 8,714,260.03
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Solution
The fourth proportional to 18,437,746.27, 27,647,767.72 and 8,714,260.03 is: 13,067,206.46
Step by Step Solution
- Step 1: Write the proportion equation
18,437,746.27 : 27,647,767.72 = 8,714,260.03 : x - Step 2: Convert to fraction form
18,437,746.27/27,647,767.72 = 8,714,260.03/x - Step 3: Cross multiply
18,437,746.27x = 27,647,767.72 × 8,714,260.03 - Step 4: Simplify right side
18,437,746.27x = 240,929,837,161,120.19 - Step 5: Solve for x
x = 240,929,837,161,120.19/18,437,746.27 - Step 6: Final answer
x = 13,067,206.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.