Finding the Fourth Proportional to 15,864,300.36, 23,779,842.30 and 6,647,550.12
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Solution
The fourth proportional to 15,864,300.36, 23,779,842.30 and 6,647,550.12 is: 9,964,365.90
Step by Step Solution
- Step 1: Write the proportion equation
15,864,300.36 : 23,779,842.30 = 6,647,550.12 : x - Step 2: Convert to fraction form
15,864,300.36/23,779,842.30 = 6,647,550.12/x - Step 3: Cross multiply
15,864,300.36x = 23,779,842.30 × 6,647,550.12 - Step 4: Simplify right side
15,864,300.36x = 158,077,693,534,946.09 - Step 5: Solve for x
x = 158,077,693,534,946.09/15,864,300.36 - Step 6: Final answer
x = 9,964,365.90
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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.