Finding the Fourth Proportional to 11,248,041.21, 15,522,219.57 and 6,091,284.75
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Solution
The fourth proportional to 11,248,041.21, 15,522,219.57 and 6,091,284.75 is: 8,405,931.09
Step by Step Solution
- Step 1: Write the proportion equation
11,248,041.21 : 15,522,219.57 = 6,091,284.75 : x - Step 2: Convert to fraction form
11,248,041.21/15,522,219.57 = 6,091,284.75/x - Step 3: Cross multiply
11,248,041.21x = 15,522,219.57 × 6,091,284.75 - Step 4: Simplify right side
11,248,041.21x = 94,550,259,317,526.55 - Step 5: Solve for x
x = 94,550,259,317,526.55/11,248,041.21 - Step 6: Final answer
x = 8,405,931.09
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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.