Finding the Fourth Proportional to 10,368,076.70, 15,552,115.05 and 4,699,372.70
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Solution
The fourth proportional to 10,368,076.70, 15,552,115.05 and 4,699,372.70 is: 7,049,059.05
Step by Step Solution
- Step 1: Write the proportion equation
10,368,076.70 : 15,552,115.05 = 4,699,372.70 : x - Step 2: Convert to fraction form
10,368,076.70/15,552,115.05 = 4,699,372.70/x - Step 3: Cross multiply
10,368,076.70x = 15,552,115.05 × 4,699,372.70 - Step 4: Simplify right side
10,368,076.70x = 73,085,184,893,229.14 - Step 5: Solve for x
x = 73,085,184,893,229.14/10,368,076.70 - Step 6: Final answer
x = 7,049,059.05
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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.