Finding the Fourth Proportional to 11,249,747.26, 15,524,969.43 and 6,355,175.92
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Solution
The fourth proportional to 11,249,747.26, 15,524,969.43 and 6,355,175.92 is: 8,770,322.53
Step by Step Solution
- Step 1: Write the proportion equation
11,249,747.26 : 15,524,969.43 = 6,355,175.92 : x - Step 2: Convert to fraction form
11,249,747.26/15,524,969.43 = 6,355,175.92/x - Step 3: Cross multiply
11,249,747.26x = 15,524,969.43 × 6,355,175.92 - Step 4: Simplify right side
11,249,747.26x = 98,663,911,880,272.12 - Step 5: Solve for x
x = 98,663,911,880,272.12/11,249,747.26 - Step 6: Final answer
x = 8,770,322.53
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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.