Finding the Fourth Proportional to 18,001,777.44, 24,842,515.59 and 9,741,837.65
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Solution
The fourth proportional to 18,001,777.44, 24,842,515.59 and 9,741,837.65 is: 13,443,769.90
Step by Step Solution
- Step 1: Write the proportion equation
18,001,777.44 : 24,842,515.59 = 9,741,837.65 : x - Step 2: Convert to fraction form
18,001,777.44/24,842,515.59 = 9,741,837.65/x - Step 3: Cross multiply
18,001,777.44x = 24,842,515.59 × 9,741,837.65 - Step 4: Simplify right side
18,001,777.44x = 242,011,753,695,373.97 - Step 5: Solve for x
x = 242,011,753,695,373.97/18,001,777.44 - Step 6: Final answer
x = 13,443,769.90
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1.5x scale
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.