Finding the Fourth Proportional to 18,256,237.84, 27,340,884.99 and 10,563,670.88
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Solution
The fourth proportional to 18,256,237.84, 27,340,884.99 and 10,563,670.88 is: 15,820,352.10
Step by Step Solution
- Step 1: Write the proportion equation
18,256,237.84 : 27,340,884.99 = 10,563,670.88 : x - Step 2: Convert to fraction form
18,256,237.84/27,340,884.99 = 10,563,670.88/x - Step 3: Cross multiply
18,256,237.84x = 27,340,884.99 × 10,563,670.88 - Step 4: Simplify right side
18,256,237.84x = 288,820,110,670,644.31 - Step 5: Solve for x
x = 288,820,110,670,644.31/18,256,237.84 - Step 6: Final answer
x = 15,820,352.10
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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.