Finding the Fourth Proportional to 7,047,848.70, 10,562,915.70 and 3,445,859.70
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Solution
The fourth proportional to 7,047,848.70, 10,562,915.70 and 3,445,859.70 is: 5,164,458.98
Step by Step Solution
- Step 1: Write the proportion equation
7,047,848.70 : 10,562,915.70 = 3,445,859.70 : x - Step 2: Convert to fraction form
7,047,848.70/10,562,915.70 = 3,445,859.70/x - Step 3: Cross multiply
7,047,848.70x = 10,562,915.70 × 3,445,859.70 - Step 4: Simplify right side
7,047,848.70x = 36,398,325,525,127.29 - Step 5: Solve for x
x = 36,398,325,525,127.29/7,047,848.70 - Step 6: Final answer
x = 5,164,458.98
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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.