Finding the Fourth Proportional to 27,949,554.56, 38,572,143.36 and 16,937,268.48
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Solution
The fourth proportional to 27,949,554.56, 38,572,143.36 and 16,937,268.48 is: 23,374,495.88
Step by Step Solution
- Step 1: Write the proportion equation
27,949,554.56 : 38,572,143.36 = 16,937,268.48 : x - Step 2: Convert to fraction form
27,949,554.56/38,572,143.36 = 16,937,268.48/x - Step 3: Cross multiply
27,949,554.56x = 38,572,143.36 × 16,937,268.48 - Step 4: Simplify right side
27,949,554.56x = 653,306,747,937,369.25 - Step 5: Solve for x
x = 653,306,747,937,369.25/27,949,554.56 - Step 6: Final answer
x = 23,374,495.88
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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.