Finding the Fourth Proportional to 14,347,656.50, 21,526,132.12 and 8,589,489.62
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Solution
The fourth proportional to 14,347,656.50, 21,526,132.12 and 8,589,489.62 is: 12,887,016.66
Step by Step Solution
- Step 1: Write the proportion equation
14,347,656.50 : 21,526,132.12 = 8,589,489.62 : x - Step 2: Convert to fraction form
14,347,656.50/21,526,132.12 = 8,589,489.62/x - Step 3: Cross multiply
14,347,656.50x = 21,526,132.12 × 8,589,489.62 - Step 4: Simplify right side
14,347,656.50x = 184,898,488,274,384.22 - Step 5: Solve for x
x = 184,898,488,274,384.22/14,347,656.50 - Step 6: Final answer
x = 12,887,016.66
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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.