Finding the Fourth Proportional to 11,401,765.36, 15,734,241.72 and 6,174,731.07
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Solution
The fourth proportional to 11,401,765.36, 15,734,241.72 and 6,174,731.07 is: 8,521,023.56
Step by Step Solution
- Step 1: Write the proportion equation
11,401,765.36 : 15,734,241.72 = 6,174,731.07 : x - Step 2: Convert to fraction form
11,401,765.36/15,734,241.72 = 6,174,731.07/x - Step 3: Cross multiply
11,401,765.36x = 15,734,241.72 × 6,174,731.07 - Step 4: Simplify right side
11,401,765.36x = 97,154,711,211,374.25 - Step 5: Solve for x
x = 97,154,711,211,374.25/11,401,765.36 - Step 6: Final answer
x = 8,521,023.56
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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.