Finding the Fourth Proportional to 11,089,533.54, 15,381,848.49 and 10,794,580.14
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Solution
The fourth proportional to 11,089,533.54, 15,381,848.49 and 10,794,580.14 is: 14,972,730.42
Step by Step Solution
- Step 1: Write the proportion equation
11,089,533.54 : 15,381,848.49 = 10,794,580.14 : x - Step 2: Convert to fraction form
11,089,533.54/15,381,848.49 = 10,794,580.14/x - Step 3: Cross multiply
11,089,533.54x = 15,381,848.49 × 10,794,580.14 - Step 4: Simplify right side
11,089,533.54x = 166,040,596,226,643 - Step 5: Solve for x
x = 166,040,596,226,643/11,089,533.54 - Step 6: Final answer
x = 14,972,730.42
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.