Finding the Fourth Proportional to 11,063,278.26, 15,232,582.44 and 9,406,166.22
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Solution
The fourth proportional to 11,063,278.26, 15,232,582.44 and 9,406,166.22 is: 12,950,971.59
Step by Step Solution
- Step 1: Write the proportion equation
11,063,278.26 : 15,232,582.44 = 9,406,166.22 : x - Step 2: Convert to fraction form
11,063,278.26/15,232,582.44 = 9,406,166.22/x - Step 3: Cross multiply
11,063,278.26x = 15,232,582.44 × 9,406,166.22 - Step 4: Simplify right side
11,063,278.26x = 143,280,202,390,493.19 - Step 5: Solve for x
x = 143,280,202,390,493.19/11,063,278.26 - Step 6: Final answer
x = 12,950,971.59
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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.