Finding the Fourth Proportional to 9,578,897.80, 14,372,283.30 and 3,516,533.80
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Solution
The fourth proportional to 9,578,897.80, 14,372,283.30 and 3,516,533.80 is: 5,276,245.88
Step by Step Solution
- Step 1: Write the proportion equation
9,578,897.80 : 14,372,283.30 = 3,516,533.80 : x - Step 2: Convert to fraction form
9,578,897.80/14,372,283.30 = 3,516,533.80/x - Step 3: Cross multiply
9,578,897.80x = 14,372,283.30 × 3,516,533.80 - Step 4: Simplify right side
9,578,897.80x = 50,540,620,007,625.54 - Step 5: Solve for x
x = 50,540,620,007,625.54/9,578,897.80 - Step 6: Final answer
x = 5,276,245.88
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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.