Finding the Fourth Proportional to 18,905,518.08, 26,089,482.24 and 10,320,814.08
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Solution
The fourth proportional to 18,905,518.08, 26,089,482.24 and 10,320,814.08 is: 14,242,650.98
Step by Step Solution
- Step 1: Write the proportion equation
18,905,518.08 : 26,089,482.24 = 10,320,814.08 : x - Step 2: Convert to fraction form
18,905,518.08/26,089,482.24 = 10,320,814.08/x - Step 3: Cross multiply
18,905,518.08x = 26,089,482.24 × 10,320,814.08 - Step 4: Simplify right side
18,905,518.08x = 269,264,695,642,501.94 - Step 5: Solve for x
x = 269,264,695,642,501.94/18,905,518.08 - Step 6: Final answer
x = 14,242,650.98
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.