Finding the Fourth Proportional to 11,984,148.36, 17,974,453.50 and 4,409,352.36
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Solution
The fourth proportional to 11,984,148.36, 17,974,453.50 and 4,409,352.36 is: 6,613,377.65
Step by Step Solution
- Step 1: Write the proportion equation
11,984,148.36 : 17,974,453.50 = 4,409,352.36 : x - Step 2: Convert to fraction form
11,984,148.36/17,974,453.50 = 4,409,352.36/x - Step 3: Cross multiply
11,984,148.36x = 17,974,453.50 × 4,409,352.36 - Step 4: Simplify right side
11,984,148.36x = 79,255,698,959,935.27 - Step 5: Solve for x
x = 79,255,698,959,935.27/11,984,148.36 - Step 6: Final answer
x = 6,613,377.65
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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.