Finding the Fourth Proportional to 11,949,659.08, 17,924,461.26 and 5,121,805
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Solution
The fourth proportional to 11,949,659.08, 17,924,461.26 and 5,121,805 is: 7,682,695.77
Step by Step Solution
- Step 1: Write the proportion equation
11,949,659.08 : 17,924,461.26 = 5,121,805 : x - Step 2: Convert to fraction form
11,949,659.08/17,924,461.26 = 5,121,805/x - Step 3: Cross multiply
11,949,659.08x = 17,924,461.26 × 5,121,805 - Step 4: Simplify right side
11,949,659.08x = 91,805,595,303,774.31 - Step 5: Solve for x
x = 91,805,595,303,774.31/11,949,659.08 - Step 6: Final answer
x = 7,682,695.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.