Finding the Fourth Proportional to 26,122,161.21, 36,048,605.54 and 14,361,629.69
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Solution
The fourth proportional to 26,122,161.21, 36,048,605.54 and 14,361,629.69 is: 19,819,061.65
Step by Step Solution
- Step 1: Write the proportion equation
26,122,161.21 : 36,048,605.54 = 14,361,629.69 : x - Step 2: Convert to fraction form
26,122,161.21/36,048,605.54 = 14,361,629.69/x - Step 3: Cross multiply
26,122,161.21x = 36,048,605.54 × 14,361,629.69 - Step 4: Simplify right side
26,122,161.21x = 517,716,723,354,311.25 - Step 5: Solve for x
x = 517,716,723,354,311.25/26,122,161.21 - Step 6: Final answer
x = 19,819,061.65
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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.