Finding the Fourth Proportional to 7,409,864.41, 11,113,241.42 and 2,089,836.25
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Solution
The fourth proportional to 7,409,864.41, 11,113,241.42 and 2,089,836.25 is: 3,134,315.76
Step by Step Solution
- Step 1: Write the proportion equation
7,409,864.41 : 11,113,241.42 = 2,089,836.25 : x - Step 2: Convert to fraction form
7,409,864.41/11,113,241.42 = 2,089,836.25/x - Step 3: Cross multiply
7,409,864.41x = 11,113,241.42 × 2,089,836.25 - Step 4: Simplify right side
7,409,864.41x = 23,224,854,764,068.29 - Step 5: Solve for x
x = 23,224,854,764,068.29/7,409,864.41 - Step 6: Final answer
x = 3,134,315.76
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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.