Finding the Fourth Proportional to 7,486,433.23, 10,331,308.98 and 4,048,674.26
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Solution
The fourth proportional to 7,486,433.23, 10,331,308.98 and 4,048,674.26 is: 5,587,187.31
Step by Step Solution
- Step 1: Write the proportion equation
7,486,433.23 : 10,331,308.98 = 4,048,674.26 : x - Step 2: Convert to fraction form
7,486,433.23/10,331,308.98 = 4,048,674.26/x - Step 3: Cross multiply
7,486,433.23x = 10,331,308.98 × 4,048,674.26 - Step 4: Simplify right side
7,486,433.23x = 41,828,104,726,518.72 - Step 5: Solve for x
x = 41,828,104,726,518.72/7,486,433.23 - Step 6: Final answer
x = 5,587,187.31
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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.