Finding the Fourth Proportional to 7,808,751.23, 11,714,216.70 and 3,258,757.05
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Solution
The fourth proportional to 7,808,751.23, 11,714,216.70 and 3,258,757.05 is: 4,888,590.40
Step by Step Solution
- Step 1: Write the proportion equation
7,808,751.23 : 11,714,216.70 = 3,258,757.05 : x - Step 2: Convert to fraction form
7,808,751.23/11,714,216.70 = 3,258,757.05/x - Step 3: Cross multiply
7,808,751.23x = 11,714,216.70 × 3,258,757.05 - Step 4: Simplify right side
7,808,751.23x = 38,173,786,256,352.73 - Step 5: Solve for x
x = 38,173,786,256,352.73/7,808,751.23 - Step 6: Final answer
x = 4,888,590.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.