Finding the Fourth Proportional to 10,244,193.30, 15,366,289.95 and 9,771,801.30
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Solution
The fourth proportional to 10,244,193.30, 15,366,289.95 and 9,771,801.30 is: 14,657,701.95
Step by Step Solution
- Step 1: Write the proportion equation
10,244,193.30 : 15,366,289.95 = 9,771,801.30 : x - Step 2: Convert to fraction form
10,244,193.30/15,366,289.95 = 9,771,801.30/x - Step 3: Cross multiply
10,244,193.30x = 15,366,289.95 × 9,771,801.30 - Step 4: Simplify right side
10,244,193.30x = 150,156,332,109,586.94 - Step 5: Solve for x
x = 150,156,332,109,586.94/10,244,193.30 - Step 6: Final answer
x = 14,657,701.95
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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.