Finding the Fourth Proportional to 62,644,623.36, 93,955,736.16 and 39,857,832.96
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Solution
The fourth proportional to 62,644,623.36, 93,955,736.16 and 39,857,832.96 is: 59,779,624.12
Step by Step Solution
- Step 1: Write the proportion equation
62,644,623.36 : 93,955,736.16 = 39,857,832.96 : x - Step 2: Convert to fraction form
62,644,623.36/93,955,736.16 = 39,857,832.96/x - Step 3: Cross multiply
62,644,623.36x = 93,955,736.16 × 39,857,832.96 - Step 4: Simplify right side
62,644,623.36x = 3,744,872,037,499,112 - Step 5: Solve for x
x = 3,744,872,037,499,112/62,644,623.36 - Step 6: Final answer
x = 59,779,624.12
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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.