Finding the Fourth Proportional to 13,094,023.66, 18,070,313.49 and 7,292,806.90
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Solution
The fourth proportional to 13,094,023.66, 18,070,313.49 and 7,292,806.90 is: 10,064,385.89
Step by Step Solution
- Step 1: Write the proportion equation
13,094,023.66 : 18,070,313.49 = 7,292,806.90 : x - Step 2: Convert to fraction form
13,094,023.66/18,070,313.49 = 7,292,806.90/x - Step 3: Cross multiply
13,094,023.66x = 18,070,313.49 × 7,292,806.90 - Step 4: Simplify right side
13,094,023.66x = 131,783,306,905,035.08 - Step 5: Solve for x
x = 131,783,306,905,035.08/13,094,023.66 - Step 6: Final answer
x = 10,064,385.89
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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.