Finding the Fourth Proportional to 11,357,330.76, 15,673,035.30 and 6,200,692.14
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Solution
The fourth proportional to 11,357,330.76, 15,673,035.30 and 6,200,692.14 is: 8,556,910.85
Step by Step Solution
- Step 1: Write the proportion equation
11,357,330.76 : 15,673,035.30 = 6,200,692.14 : x - Step 2: Convert to fraction form
11,357,330.76/15,673,035.30 = 6,200,692.14/x - Step 3: Cross multiply
11,357,330.76x = 15,673,035.30 × 6,200,692.14 - Step 4: Simplify right side
11,357,330.76x = 97,183,666,794,652.55 - Step 5: Solve for x
x = 97,183,666,794,652.55/11,357,330.76 - Step 6: Final answer
x = 8,556,910.85
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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.