Finding the Fourth Proportional to 33,848,886.98, 46,710,154.01 and 18,378,617.60
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Solution
The fourth proportional to 33,848,886.98, 46,710,154.01 and 18,378,617.60 is: 25,361,780.99
Step by Step Solution
- Step 1: Write the proportion equation
33,848,886.98 : 46,710,154.01 = 18,378,617.60 : x - Step 2: Convert to fraction form
33,848,886.98/46,710,154.01 = 18,378,617.60/x - Step 3: Cross multiply
33,848,886.98x = 46,710,154.01 × 18,378,617.60 - Step 4: Simplify right side
33,848,886.98x = 858,468,058,261,452.75 - Step 5: Solve for x
x = 858,468,058,261,452.75/33,848,886.98 - Step 6: Final answer
x = 25,361,780.99
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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.