Finding the Fourth Proportional to 18,451,211.60, 27,666,109.76 and 8,735,743.04
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Solution
The fourth proportional to 18,451,211.60, 27,666,109.76 and 8,735,743.04 is: 13,098,545.02
Step by Step Solution
- Step 1: Write the proportion equation
18,451,211.60 : 27,666,109.76 = 8,735,743.04 : x - Step 2: Convert to fraction form
18,451,211.60/27,666,109.76 = 8,735,743.04/x - Step 3: Cross multiply
18,451,211.60x = 27,666,109.76 × 8,735,743.04 - Step 4: Simplify right side
18,451,211.60x = 241,684,025,779,796.06 - Step 5: Solve for x
x = 241,684,025,779,796.06/18,451,211.60 - Step 6: Final answer
x = 13,098,545.02
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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.