Finding the Fourth Proportional to 11,949,655.08, 17,924,455.27 and 5,121,800.98
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Solution
The fourth proportional to 11,949,655.08, 17,924,455.27 and 5,121,800.98 is: 7,682,689.75
Step by Step Solution
- Step 1: Write the proportion equation
11,949,655.08 : 17,924,455.27 = 5,121,800.98 : x - Step 2: Convert to fraction form
11,949,655.08/17,924,455.27 = 5,121,800.98/x - Step 3: Cross multiply
11,949,655.08x = 17,924,455.27 × 5,121,800.98 - Step 4: Simplify right side
11,949,655.08x = 91,805,492,567,852.17 - Step 5: Solve for x
x = 91,805,492,567,852.17/11,949,655.08 - Step 6: Final answer
x = 7,682,689.75
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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.