Finding the Fourth Proportional to 9,556,812.70, 14,335,219.05 and 2,825,226.70
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Solution
The fourth proportional to 9,556,812.70, 14,335,219.05 and 2,825,226.70 is: 4,237,840.05
Step by Step Solution
- Step 1: Write the proportion equation
9,556,812.70 : 14,335,219.05 = 2,825,226.70 : x - Step 2: Convert to fraction form
9,556,812.70/14,335,219.05 = 2,825,226.70/x - Step 3: Cross multiply
9,556,812.70x = 14,335,219.05 × 2,825,226.70 - Step 4: Simplify right side
9,556,812.70x = 40,500,243,610,408.64 - Step 5: Solve for x
x = 40,500,243,610,408.64/9,556,812.70 - Step 6: Final answer
x = 4,237,840.05
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Double scale
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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.