Finding the Fourth Proportional to 22,317,297.54, 30,798,893.64 and 12,394,225.68
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Solution
The fourth proportional to 22,317,297.54, 30,798,893.64 and 12,394,225.68 is: 17,104,599.60
Step by Step Solution
- Step 1: Write the proportion equation
22,317,297.54 : 30,798,893.64 = 12,394,225.68 : x - Step 2: Convert to fraction form
22,317,297.54/30,798,893.64 = 12,394,225.68/x - Step 3: Cross multiply
22,317,297.54x = 30,798,893.64 × 12,394,225.68 - Step 4: Simplify right side
22,317,297.54x = 381,728,438,468,476.69 - Step 5: Solve for x
x = 381,728,438,468,476.69/22,317,297.54 - Step 6: Final answer
x = 17,104,599.60
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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.