Finding the Fourth Proportional to 10,930,294.06, 15,085,135.74 and 6,346,615.44
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Solution
The fourth proportional to 10,930,294.06, 15,085,135.74 and 6,346,615.44 is: 8,759,101.53
Step by Step Solution
- Step 1: Write the proportion equation
10,930,294.06 : 15,085,135.74 = 6,346,615.44 : x - Step 2: Convert to fraction form
10,930,294.06/15,085,135.74 = 6,346,615.44/x - Step 3: Cross multiply
10,930,294.06x = 15,085,135.74 × 6,346,615.44 - Step 4: Simplify right side
10,930,294.06x = 95,739,555,401,979.83 - Step 5: Solve for x
x = 95,739,555,401,979.83/10,930,294.06 - Step 6: Final answer
x = 8,759,101.53
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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.