Finding the Fourth Proportional to 7,445,456.53, 11,168,828.10 and 2,054,106.96
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Solution
The fourth proportional to 7,445,456.53, 11,168,828.10 and 2,054,106.96 is: 3,081,337.92
Step by Step Solution
- Step 1: Write the proportion equation
7,445,456.53 : 11,168,828.10 = 2,054,106.96 : x - Step 2: Convert to fraction form
7,445,456.53/11,168,828.10 = 2,054,106.96/x - Step 3: Cross multiply
7,445,456.53x = 11,168,828.10 × 2,054,106.96 - Step 4: Simplify right side
7,445,456.53x = 22,941,967,556,195.13 - Step 5: Solve for x
x = 22,941,967,556,195.13/7,445,456.53 - Step 6: Final answer
x = 3,081,337.92
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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.