Finding the Fourth Proportional to 11,121,155.48, 16,683,317.87 and 3,445,403.66
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Solution
The fourth proportional to 11,121,155.48, 16,683,317.87 and 3,445,403.66 is: 5,168,596.42
Step by Step Solution
- Step 1: Write the proportion equation
11,121,155.48 : 16,683,317.87 = 3,445,403.66 : x - Step 2: Convert to fraction form
11,121,155.48/16,683,317.87 = 3,445,403.66/x - Step 3: Cross multiply
11,121,155.48x = 16,683,317.87 × 3,445,403.66 - Step 4: Simplify right side
11,121,155.48x = 57,480,764,349,597.80 - Step 5: Solve for x
x = 57,480,764,349,597.80/11,121,155.48 - Step 6: Final answer
x = 5,168,596.42
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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.