Finding the Fourth Proportional to 14,810,121.76, 22,235,742 and 7,626,791.20
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Solution
The fourth proportional to 14,810,121.76, 22,235,742 and 7,626,791.20 is: 11,450,774.29
Step by Step Solution
- Step 1: Write the proportion equation
14,810,121.76 : 22,235,742 = 7,626,791.20 : x - Step 2: Convert to fraction form
14,810,121.76/22,235,742 = 7,626,791.20/x - Step 3: Cross multiply
14,810,121.76x = 22,235,742 × 7,626,791.20 - Step 4: Simplify right side
14,810,121.76x = 169,587,361,411,070.41 - Step 5: Solve for x
x = 169,587,361,411,070.41/14,810,121.76 - Step 6: Final answer
x = 11,450,774.29
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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.