Finding the Fourth Proportional to 7,059,350.60, 10,589,025.90 and 6,634,197.80
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Solution
The fourth proportional to 7,059,350.60, 10,589,025.90 and 6,634,197.80 is: 9,951,296.70
Step by Step Solution
- Step 1: Write the proportion equation
7,059,350.60 : 10,589,025.90 = 6,634,197.80 : x - Step 2: Convert to fraction form
7,059,350.60/10,589,025.90 = 6,634,197.80/x - Step 3: Cross multiply
7,059,350.60x = 10,589,025.90 × 6,634,197.80 - Step 4: Simplify right side
7,059,350.60x = 70,249,692,329,923.02 - Step 5: Solve for x
x = 70,249,692,329,923.02/7,059,350.60 - Step 6: Final answer
x = 9,951,296.70
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Similar ratio
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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.