Finding the Fourth Proportional to 7,477,094.20, 11,207,768.10 and 2,926,384.60
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Solution
The fourth proportional to 7,477,094.20, 11,207,768.10 and 2,926,384.60 is: 4,386,495.49
Step by Step Solution
- Step 1: Write the proportion equation
7,477,094.20 : 11,207,768.10 = 2,926,384.60 : x - Step 2: Convert to fraction form
7,477,094.20/11,207,768.10 = 2,926,384.60/x - Step 3: Cross multiply
7,477,094.20x = 11,207,768.10 × 2,926,384.60 - Step 4: Simplify right side
7,477,094.20x = 32,798,239,968,211.26 - Step 5: Solve for x
x = 32,798,239,968,211.26/7,477,094.20 - Step 6: Final answer
x = 4,386,495.49
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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.