Finding the Fourth Proportional to 7,641,718.72, 11,462,163.36 and 2,322,520
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Solution
The fourth proportional to 7,641,718.72, 11,462,163.36 and 2,322,520 is: 3,483,653.96
Step by Step Solution
- Step 1: Write the proportion equation
7,641,718.72 : 11,462,163.36 = 2,322,520 : x - Step 2: Convert to fraction form
7,641,718.72/11,462,163.36 = 2,322,520/x - Step 3: Cross multiply
7,641,718.72x = 11,462,163.36 × 2,322,520 - Step 4: Simplify right side
7,641,718.72x = 26,621,103,646,867.20 - Step 5: Solve for x
x = 26,621,103,646,867.20/7,641,718.72 - Step 6: Final answer
x = 3,483,653.96
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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.