Finding the Fourth Proportional to 16,171,189.88, 22,326,313.36 and 10,294,140.12
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Solution
The fourth proportional to 16,171,189.88, 22,326,313.36 and 10,294,140.12 is: 14,212,324.50
Step by Step Solution
- Step 1: Write the proportion equation
16,171,189.88 : 22,326,313.36 = 10,294,140.12 : x - Step 2: Convert to fraction form
16,171,189.88/22,326,313.36 = 10,294,140.12/x - Step 3: Cross multiply
16,171,189.88x = 22,326,313.36 × 10,294,140.12 - Step 4: Simplify right side
16,171,189.88x = 229,830,198,090,867.97 - Step 5: Solve for x
x = 229,830,198,090,867.97/16,171,189.88 - Step 6: Final answer
x = 14,212,324.50
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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.