Finding the Fourth Proportional to 6,518,466.20, 9,779,443.11 and 2,258,634.44
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Solution
The fourth proportional to 6,518,466.20, 9,779,443.11 and 2,258,634.44 is: 3,388,555.89
Step by Step Solution
- Step 1: Write the proportion equation
6,518,466.20 : 9,779,443.11 = 2,258,634.44 : x - Step 2: Convert to fraction form
6,518,466.20/9,779,443.11 = 2,258,634.44/x - Step 3: Cross multiply
6,518,466.20x = 9,779,443.11 × 2,258,634.44 - Step 4: Simplify right side
6,518,466.20x = 22,088,187,036,715.31 - Step 5: Solve for x
x = 22,088,187,036,715.31/6,518,466.20 - Step 6: Final answer
x = 3,388,555.89
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1.5x scale
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.