Finding the Fourth Proportional to 10,077,538.36, 15,089,955.36 and 5,519,102.98
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Solution
The fourth proportional to 10,077,538.36, 15,089,955.36 and 5,519,102.98 is: 8,264,222.33
Step by Step Solution
- Step 1: Write the proportion equation
10,077,538.36 : 15,089,955.36 = 5,519,102.98 : x - Step 2: Convert to fraction form
10,077,538.36/15,089,955.36 = 5,519,102.98/x - Step 3: Cross multiply
10,077,538.36x = 15,089,955.36 × 5,519,102.98 - Step 4: Simplify right side
10,077,538.36x = 83,283,017,595,442.97 - Step 5: Solve for x
x = 83,283,017,595,442.97/10,077,538.36 - Step 6: Final answer
x = 8,264,222.33
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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.