Finding the Fourth Proportional to 7,344,683.22, 10,135,018.14 and 4,081,291.26
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Solution
The fourth proportional to 7,344,683.22, 10,135,018.14 and 4,081,291.26 is: 5,631,823.69
Step by Step Solution
- Step 1: Write the proportion equation
7,344,683.22 : 10,135,018.14 = 4,081,291.26 : x - Step 2: Convert to fraction form
7,344,683.22/10,135,018.14 = 4,081,291.26/x - Step 3: Cross multiply
7,344,683.22x = 10,135,018.14 × 4,081,291.26 - Step 4: Simplify right side
7,344,683.22x = 41,363,960,954,723.45 - Step 5: Solve for x
x = 41,363,960,954,723.45/7,344,683.22 - Step 6: Final answer
x = 5,631,823.69
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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.