Finding the Fourth Proportional to 12,066,910.19, 16,652,336.06 and 6,634,402.19
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Solution
The fourth proportional to 12,066,910.19, 16,652,336.06 and 6,634,402.19 is: 9,155,475.02
Step by Step Solution
- Step 1: Write the proportion equation
12,066,910.19 : 16,652,336.06 = 6,634,402.19 : x - Step 2: Convert to fraction form
12,066,910.19/16,652,336.06 = 6,634,402.19/x - Step 3: Cross multiply
12,066,910.19x = 16,652,336.06 × 6,634,402.19 - Step 4: Simplify right side
12,066,910.19x = 110,478,294,825,079.98 - Step 5: Solve for x
x = 110,478,294,825,079.98/12,066,910.19 - Step 6: Final answer
x = 9,155,475.02
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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.