Finding the Fourth Proportional to 5,716,207.14, 7,888,161.75 and 3,235,374.59
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Solution
The fourth proportional to 5,716,207.14, 7,888,161.75 and 3,235,374.59 is: 4,464,701.40
Step by Step Solution
- Step 1: Write the proportion equation
5,716,207.14 : 7,888,161.75 = 3,235,374.59 : x - Step 2: Convert to fraction form
5,716,207.14/7,888,161.75 = 3,235,374.59/x - Step 3: Cross multiply
5,716,207.14x = 7,888,161.75 × 3,235,374.59 - Step 4: Simplify right side
5,716,207.14x = 25,521,158,048,319.12 - Step 5: Solve for x
x = 25,521,158,048,319.12/5,716,207.14 - Step 6: Final answer
x = 4,464,701.40
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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.