Finding the Fourth Proportional to 11,207,928.08, 15,467,893.80 and 6,314,111.12
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Solution
The fourth proportional to 11,207,928.08, 15,467,893.80 and 6,314,111.12 is: 8,714,010.26
Step by Step Solution
- Step 1: Write the proportion equation
11,207,928.08 : 15,467,893.80 = 6,314,111.12 : x - Step 2: Convert to fraction form
11,207,928.08/15,467,893.80 = 6,314,111.12/x - Step 3: Cross multiply
11,207,928.08x = 15,467,893.80 × 6,314,111.12 - Step 4: Simplify right side
11,207,928.08x = 97,666,000,245,559.06 - Step 5: Solve for x
x = 97,666,000,245,559.06/11,207,928.08 - Step 6: Final answer
x = 8,714,010.26
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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.