Finding the Fourth Proportional to 7,106,860.80, 10,644,544.80 and 5,847,148.80
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Solution
The fourth proportional to 7,106,860.80, 10,644,544.80 and 5,847,148.80 is: 8,757,767.90
Step by Step Solution
- Step 1: Write the proportion equation
7,106,860.80 : 10,644,544.80 = 5,847,148.80 : x - Step 2: Convert to fraction form
7,106,860.80/10,644,544.80 = 5,847,148.80/x - Step 3: Cross multiply
7,106,860.80x = 10,644,544.80 × 5,847,148.80 - Step 4: Simplify right side
7,106,860.80x = 62,240,237,353,866.24 - Step 5: Solve for x
x = 62,240,237,353,866.24/7,106,860.80 - Step 6: Final answer
x = 8,757,767.90
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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.