Finding the Fourth Proportional to 14,861,347.90, 22,292,021.85 and 13,373,313.10
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Solution
The fourth proportional to 14,861,347.90, 22,292,021.85 and 13,373,313.10 is: 20,059,969.65
Step by Step Solution
- Step 1: Write the proportion equation
14,861,347.90 : 22,292,021.85 = 13,373,313.10 : x - Step 2: Convert to fraction form
14,861,347.90/22,292,021.85 = 13,373,313.10/x - Step 3: Cross multiply
14,861,347.90x = 22,292,021.85 × 13,373,313.10 - Step 4: Simplify right side
14,861,347.90x = 298,118,187,832,091.25 - Step 5: Solve for x
x = 298,118,187,832,091.25/14,861,347.90 - Step 6: Final answer
x = 20,059,969.65
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1.5x scale
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.