Finding the Fourth Proportional to 15,418,583.22, 23,118,907.94 and 5,834,700.66
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Solution
The fourth proportional to 15,418,583.22, 23,118,907.94 and 5,834,700.66 is: 8,748,657.74
Step by Step Solution
- Step 1: Write the proportion equation
15,418,583.22 : 23,118,907.94 = 5,834,700.66 : x - Step 2: Convert to fraction form
15,418,583.22/23,118,907.94 = 5,834,700.66/x - Step 3: Cross multiply
15,418,583.22x = 23,118,907.94 × 5,834,700.66 - Step 4: Simplify right side
15,418,583.22x = 134,891,907,415,997.25 - Step 5: Solve for x
x = 134,891,907,415,997.25/15,418,583.22 - Step 6: Final answer
x = 8,748,657.74
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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.