Finding the Fourth Proportional to 9,551,488.10, 14,327,232.15 and 4,768,519.10
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Solution
The fourth proportional to 9,551,488.10, 14,327,232.15 and 4,768,519.10 is: 7,152,778.65
Step by Step Solution
- Step 1: Write the proportion equation
9,551,488.10 : 14,327,232.15 = 4,768,519.10 : x - Step 2: Convert to fraction form
9,551,488.10/14,327,232.15 = 4,768,519.10/x - Step 3: Cross multiply
9,551,488.10x = 14,327,232.15 × 4,768,519.10 - Step 4: Simplify right side
9,551,488.10x = 68,319,680,157,409.06 - Step 5: Solve for x
x = 68,319,680,157,409.06/9,551,488.10 - Step 6: Final answer
x = 7,152,778.65
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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.