Finding the Fourth Proportional to 25,933,356.99, 35,789,410.26 and 14,921,779.80
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Solution
The fourth proportional to 25,933,356.99, 35,789,410.26 and 14,921,779.80 is: 20,592,848.79
Step by Step Solution
- Step 1: Write the proportion equation
25,933,356.99 : 35,789,410.26 = 14,921,779.80 : x - Step 2: Convert to fraction form
25,933,356.99/35,789,410.26 = 14,921,779.80/x - Step 3: Cross multiply
25,933,356.99x = 35,789,410.26 × 14,921,779.80 - Step 4: Simplify right side
25,933,356.99x = 534,041,699,071,580.75 - Step 5: Solve for x
x = 534,041,699,071,580.75/25,933,356.99 - Step 6: Final answer
x = 20,592,848.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.