Finding the Fourth Proportional to 10,232,246.84, 14,120,130.56 and 5,648,469.80
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Solution
The fourth proportional to 10,232,246.84, 14,120,130.56 and 5,648,469.80 is: 7,794,684.03
Step by Step Solution
- Step 1: Write the proportion equation
10,232,246.84 : 14,120,130.56 = 5,648,469.80 : x - Step 2: Convert to fraction form
10,232,246.84/14,120,130.56 = 5,648,469.80/x - Step 3: Cross multiply
10,232,246.84x = 14,120,130.56 × 5,648,469.80 - Step 4: Simplify right side
10,232,246.84x = 79,757,131,040,217.09 - Step 5: Solve for x
x = 79,757,131,040,217.09/10,232,246.84 - Step 6: Final answer
x = 7,794,684.03
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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.