Finding the Fourth Proportional to 39,247,577.66, 58,872,989.77 and 11,581,495.49
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Solution
The fourth proportional to 39,247,577.66, 58,872,989.77 and 11,581,495.49 is: 17,372,722.25
Step by Step Solution
- Step 1: Write the proportion equation
39,247,577.66 : 58,872,989.77 = 11,581,495.49 : x - Step 2: Convert to fraction form
39,247,577.66/58,872,989.77 = 11,581,495.49/x - Step 3: Cross multiply
39,247,577.66x = 58,872,989.77 × 11,581,495.49 - Step 4: Simplify right side
39,247,577.66x = 681,837,265,622,299.88 - Step 5: Solve for x
x = 681,837,265,622,299.88/39,247,577.66 - Step 6: Final answer
x = 17,372,722.25
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.