Finding the Fourth Proportional to 5,535,847.16, 7,639,473.87 and 3,088,458.71
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Solution
The fourth proportional to 5,535,847.16, 7,639,473.87 and 3,088,458.71 is: 4,262,075.69
Step by Step Solution
- Step 1: Write the proportion equation
5,535,847.16 : 7,639,473.87 = 3,088,458.71 : x - Step 2: Convert to fraction form
5,535,847.16/7,639,473.87 = 3,088,458.71/x - Step 3: Cross multiply
5,535,847.16x = 7,639,473.87 × 3,088,458.71 - Step 4: Simplify right side
5,535,847.16x = 23,594,199,613,618.91 - Step 5: Solve for x
x = 23,594,199,613,618.91/5,535,847.16 - Step 6: Final answer
x = 4,262,075.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.