Finding the Fourth Proportional to 41,485,284.80, 62,227,927.20 and 38,963,787.20
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Solution
The fourth proportional to 41,485,284.80, 62,227,927.20 and 38,963,787.20 is: 58,445,680.80
Step by Step Solution
- Step 1: Write the proportion equation
41,485,284.80 : 62,227,927.20 = 38,963,787.20 : x - Step 2: Convert to fraction form
41,485,284.80/62,227,927.20 = 38,963,787.20/x - Step 3: Cross multiply
41,485,284.80x = 62,227,927.20 × 38,963,787.20 - Step 4: Simplify right side
41,485,284.80x = 2,424,635,713,317,892 - Step 5: Solve for x
x = 2,424,635,713,317,892/41,485,284.80 - Step 6: Final answer
x = 58,445,680.80
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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.