Finding the Fourth Proportional to 9,880,433.63, 13,634,998.41 and 5,358,449.63
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Solution
The fourth proportional to 9,880,433.63, 13,634,998.41 and 5,358,449.63 is: 7,394,660.49
Step by Step Solution
- Step 1: Write the proportion equation
9,880,433.63 : 13,634,998.41 = 5,358,449.63 : x - Step 2: Convert to fraction form
9,880,433.63/13,634,998.41 = 5,358,449.63/x - Step 3: Cross multiply
9,880,433.63x = 13,634,998.41 × 5,358,449.63 - Step 4: Simplify right side
9,880,433.63x = 73,062,452,116,940.09 - Step 5: Solve for x
x = 73,062,452,116,940.09/9,880,433.63 - Step 6: Final answer
x = 7,394,660.49
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1.5x scale
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.