Finding the Fourth Proportional to 13,032,897.21, 19,552,504.23 and 3,934,450.53
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Solution
The fourth proportional to 13,032,897.21, 19,552,504.23 and 3,934,450.53 is: 5,902,629.28
Step by Step Solution
- Step 1: Write the proportion equation
13,032,897.21 : 19,552,504.23 = 3,934,450.53 : x - Step 2: Convert to fraction form
13,032,897.21/19,552,504.23 = 3,934,450.53/x - Step 3: Cross multiply
13,032,897.21x = 19,552,504.23 × 3,934,450.53 - Step 4: Simplify right side
13,032,897.21x = 76,928,360,630,550.73 - Step 5: Solve for x
x = 76,928,360,630,550.73/13,032,897.21 - Step 6: Final answer
x = 5,902,629.28
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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.