Finding the Fourth Proportional to 10,991,964.47, 15,169,154.11 and 6,097,027.14
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Solution
The fourth proportional to 10,991,964.47, 15,169,154.11 and 6,097,027.14 is: 8,414,032.32
Step by Step Solution
- Step 1: Write the proportion equation
10,991,964.47 : 15,169,154.11 = 6,097,027.14 : x - Step 2: Convert to fraction form
10,991,964.47/15,169,154.11 = 6,097,027.14/x - Step 3: Cross multiply
10,991,964.47x = 15,169,154.11 × 6,097,027.14 - Step 4: Simplify right side
10,991,964.47x = 92,486,744,284,269.97 - Step 5: Solve for x
x = 92,486,744,284,269.97/10,991,964.47 - Step 6: Final answer
x = 8,414,032.32
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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.