Finding the Fourth Proportional to 11,069,797.57, 15,276,420.08 and 6,108,459.58
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Solution
The fourth proportional to 11,069,797.57, 15,276,420.08 and 6,108,459.58 is: 8,429,729.09
Step by Step Solution
- Step 1: Write the proportion equation
11,069,797.57 : 15,276,420.08 = 6,108,459.58 : x - Step 2: Convert to fraction form
11,069,797.57/15,276,420.08 = 6,108,459.58/x - Step 3: Cross multiply
11,069,797.57x = 15,276,420.08 × 6,108,459.58 - Step 4: Simplify right side
11,069,797.57x = 93,315,394,597,240.31 - Step 5: Solve for x
x = 93,315,394,597,240.31/11,069,797.57 - Step 6: Final answer
x = 8,429,729.09
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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.