Finding the Fourth Proportional to 10,202,587.26, 14,081,101.12 and 7,751,164.38
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Solution
The fourth proportional to 10,202,587.26, 14,081,101.12 and 7,751,164.38 is: 10,697,769.76
Step by Step Solution
- Step 1: Write the proportion equation
10,202,587.26 : 14,081,101.12 = 7,751,164.38 : x - Step 2: Convert to fraction form
10,202,587.26/14,081,101.12 = 7,751,164.38/x - Step 3: Cross multiply
10,202,587.26x = 14,081,101.12 × 7,751,164.38 - Step 4: Simplify right side
10,202,587.26x = 109,144,929,432,522.09 - Step 5: Solve for x
x = 109,144,929,432,522.09/10,202,587.26 - Step 6: Final answer
x = 10,697,769.76
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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.