Finding the Fourth Proportional to 7,469,767.68, 10,308,302.67 and 4,330,643.21
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Solution
The fourth proportional to 7,469,767.68, 10,308,302.67 and 4,330,643.21 is: 5,976,301.12
Step by Step Solution
- Step 1: Write the proportion equation
7,469,767.68 : 10,308,302.67 = 4,330,643.21 : x - Step 2: Convert to fraction form
7,469,767.68/10,308,302.67 = 4,330,643.21/x - Step 3: Cross multiply
7,469,767.68x = 10,308,302.67 × 4,330,643.21 - Step 4: Simplify right side
7,469,767.68x = 44,641,580,964,460.37 - Step 5: Solve for x
x = 44,641,580,964,460.37/7,469,767.68 - Step 6: Final answer
x = 5,976,301.12
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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.