Finding the Fourth Proportional to 16,622,089.05, 22,940,598.88 and 9,651,378.90
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Solution
The fourth proportional to 16,622,089.05, 22,940,598.88 and 9,651,378.90 is: 13,320,131.50
Step by Step Solution
- Step 1: Write the proportion equation
16,622,089.05 : 22,940,598.88 = 9,651,378.90 : x - Step 2: Convert to fraction form
16,622,089.05/22,940,598.88 = 9,651,378.90/x - Step 3: Cross multiply
16,622,089.05x = 22,940,598.88 × 9,651,378.90 - Step 4: Simplify right side
16,622,089.05x = 221,408,411,983,795.62 - Step 5: Solve for x
x = 221,408,411,983,795.62/16,622,089.05 - Step 6: Final answer
x = 13,320,131.50
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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.