Finding the Fourth Proportional to 56,860,774.24, 85,291,095.12 and 18,522,226.48
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Solution
The fourth proportional to 56,860,774.24, 85,291,095.12 and 18,522,226.48 is: 27,783,318.14
Step by Step Solution
- Step 1: Write the proportion equation
56,860,774.24 : 85,291,095.12 = 18,522,226.48 : x - Step 2: Convert to fraction form
56,860,774.24/85,291,095.12 = 18,522,226.48/x - Step 3: Cross multiply
56,860,774.24x = 85,291,095.12 × 18,522,226.48 - Step 4: Simplify right side
56,860,774.24x = 1,579,780,980,539,863 - Step 5: Solve for x
x = 1,579,780,980,539,863/56,860,774.24 - Step 6: Final answer
x = 27,783,318.14
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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.