Finding the Fourth Proportional to 7,316,808.06, 10,974,357.02 and 2,939,769.92
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Solution
The fourth proportional to 7,316,808.06, 10,974,357.02 and 2,939,769.92 is: 4,409,311.32
Step by Step Solution
- Step 1: Write the proportion equation
7,316,808.06 : 10,974,357.02 = 2,939,769.92 : x - Step 2: Convert to fraction form
7,316,808.06/10,974,357.02 = 2,939,769.92/x - Step 3: Cross multiply
7,316,808.06x = 10,974,357.02 × 2,939,769.92 - Step 4: Simplify right side
7,316,808.06x = 32,262,084,589,166.21 - Step 5: Solve for x
x = 32,262,084,589,166.21/7,316,808.06 - Step 6: Final answer
x = 4,409,311.32
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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.