Finding the Fourth Proportional to 19,416,098.10, 29,121,814.35 and 8,055,362.10
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Solution
The fourth proportional to 19,416,098.10, 29,121,814.35 and 8,055,362.10 is: 12,082,075.32
Step by Step Solution
- Step 1: Write the proportion equation
19,416,098.10 : 29,121,814.35 = 8,055,362.10 : x - Step 2: Convert to fraction form
19,416,098.10/29,121,814.35 = 8,055,362.10/x - Step 3: Cross multiply
19,416,098.10x = 29,121,814.35 × 8,055,362.10 - Step 4: Simplify right side
19,416,098.10x = 234,586,759,598,226.12 - Step 5: Solve for x
x = 234,586,759,598,226.12/19,416,098.10 - Step 6: Final answer
x = 12,082,075.32
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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.