Finding the Fourth Proportional to 10,089,424.36, 13,923,699.66 and 5,506,040.96
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Solution
The fourth proportional to 10,089,424.36, 13,923,699.66 and 5,506,040.96 is: 7,598,496.99
Step by Step Solution
- Step 1: Write the proportion equation
10,089,424.36 : 13,923,699.66 = 5,506,040.96 : x - Step 2: Convert to fraction form
10,089,424.36/13,923,699.66 = 5,506,040.96/x - Step 3: Cross multiply
10,089,424.36x = 13,923,699.66 × 5,506,040.96 - Step 4: Simplify right side
10,089,424.36x = 76,664,460,642,698.08 - Step 5: Solve for x
x = 76,664,460,642,698.08/10,089,424.36 - Step 6: Final answer
x = 7,598,496.99
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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.