Finding the Fourth Proportional to 15,485,592.68, 23,226,879.42 and 4,702,987.12
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Solution
The fourth proportional to 15,485,592.68, 23,226,879.42 and 4,702,987.12 is: 7,054,022.21
Step by Step Solution
- Step 1: Write the proportion equation
15,485,592.68 : 23,226,879.42 = 4,702,987.12 : x - Step 2: Convert to fraction form
15,485,592.68/23,226,879.42 = 4,702,987.12/x - Step 3: Cross multiply
15,485,592.68x = 23,226,879.42 × 4,702,987.12 - Step 4: Simplify right side
15,485,592.68x = 109,235,714,750,053.08 - Step 5: Solve for x
x = 109,235,714,750,053.08/15,485,592.68 - Step 6: Final answer
x = 7,054,022.21
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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.